Categories - Sustainable Development - Knowledge Platforms
Topics
owl-ontology, climate-tech, geoscienceaustralia, transparency-initiative, gatsby, theme-ui, kartevonmorgen, ant-design, tendermint, origination, marketplace, good-first-issue, environmental-sensors, drawdown, sweet-ontologies, ontologies, map-visualization, d3-geo, actix-web, licenses, climatestrike,
Projects
Contributors
Michael Scheiwiller mi.lappert@gmail.com
OST Projects: 2
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 8 more
Andreas Scheidegger andreas.scheidegger@eawag.ch
OST Projects: 2
Categories: Industrial Ecology, Sustainable Development
Sub Categories: Circular Economy and Waste, Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 77 more
Carlos Rueda carueda@mbari.org
OST Projects: 2
Categories: Hydrosphere, Sustainable Development
Sub Categories: Knowledge Platforms, Ocean and Hydrology Data Access
Topics:
earth, earth-science, environment-variables, ontologies, owl, owl-ontology, sweet-ontologies, auv, geospatial-database, measurements and 50 more
Kirill Kouzoubov kirill888@gmail.com
OST Projects: 2
Categories: Natural Resources, Sustainable Development
Sub Categories: Knowledge Platforms, Soil and Land
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, gdal, ogc-services and 1 more
martintomas martintomas.it@gmail.com
OST Projects: 2
Categories: Consumption, Sustainable Development
Sub Categories: Agriculture and Nutrition, Knowledge Platforms
Topics:
bigdata, climate-change, conservation, resilience, sustainability, climate, activeadmin
Simon Worthington simon.worthington@tib.eu
OST Projects: 2
Categories: Climate Change, Sustainable Development
Sub Categories: Climate Data Processing and Analysis, Knowledge Platforms
Topics:
climate, climate-change, climate-data, editorial-theme, open-science, research, climate-sciences, content-mine, peter-murray-rust, data-mining and 17 more
Bùi Khắc Tú bkt992@gmail.com
OST Projects: 2
Categories: Emissions, Sustainable Development
Sub Categories: Carbon Intensity and Accounting, Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 10 more
Eric Herman eric@freesa.org
OST Projects: 2
Categories: Industrial Ecology, Sustainable Development
Sub Categories: Circular Economy and Waste, Knowledge Platforms
Topics:
sdgs, sustainable-development-goals, circular-economy, legal, sanity
Benjamin A. Laken benlaken@gmail.com
OST Projects: 2
Categories: Biosphere, Sustainable Development
Sub Categories: Forest Observation and Management, Knowledge Platforms
Topics:
deforestation, forest-monitoring, climate, aod, climate-science, enso, weather-systems, composite-methods, cosmic-rays, lakes and 9 more
rduerr ruth.duerr3@gmail.com
OST Projects: 2
Categories: Sustainable Development
Sub Categories: Knowledge Platforms, Taxonomy and Ontology
Topics:
earth, earth-science, environment-variables, ontologies, owl, owl-ontology, sweet-ontologies, data-management, ecoinformatics, ecology and 7 more
Kirill Kouzoubov Kirill888@gmail.com
OST Projects: 2
Categories: Sustainable Development
Sub Categories: Data Catalogs and Interfaces, Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, gdal, rasterio and 9 more
Dylan dhalpern@uchicago.edu
OST Projects: 2
Categories: Biosphere, Sustainable Development
Sub Categories: Biodiversity and Species Distribution, Forest Observation and Management, Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby, ecology, forestry, urban-planning, california, community-data, environmental-health, pesticides and 1 more
Ben Naylor nayben@gmail.com
OST Projects: 2
Categories: Industrial Ecology, Sustainable Development
Sub Categories: Circular Economy and Waste, Knowledge Platforms
Topics:
climate-impact, theme-ui
Emma Ai emma.ai@ga.gov.au
OST Projects: 2
Categories: Natural Resources, Sustainable Development
Sub Categories: Knowledge Platforms, Soil and Land
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, gdal, sentinel2 and 1 more
rrequero rrequero@gmail.com
OST Projects: 2
Categories: Sustainable Development
Sub Categories: Data Catalogs and Interfaces, Knowledge Platforms
Topics:
climate-change, wri-api, climate, fishing, gfw, mapbox-gl-js, maplibre-gl-js, react-map-gl
vectorsize vectorsize@gmail.com
OST Projects: 2
Categories: Sustainable Development
Sub Categories: Data Catalogs and Interfaces, Knowledge Platforms
Topics:
climate-change, wri-api, climate
Nithiya Streethran nmstreethran+git@gmail.com
OST Projects: 2
Categories: Renewable Energy, Sustainable Development
Sub Categories: Geothermal Energy, Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 18 more
Kamil Filip kamil.filip94@gmail.com
OST Projects: 2
Categories: Biosphere, Sustainable Development
Sub Categories: Conservation and Restoration, Knowledge Platforms
Topics:
arcgisjs, biodiversity, half-earth, climate
Richard richard.mizuno@gmail.com
OST Projects: 2
Categories: Consumption, Sustainable Development
Sub Categories: Knowledge Platforms, Mobility and Transportation
Topics:
award, carbon, cre, cred, credi, credits, empr, f, fu, fue and 12 more
Luke Watts luke@thisis.la
OST Projects: 2
Categories: Industrial Ecology, Sustainable Development
Sub Categories: Circular Economy and Waste, Knowledge Platforms
Topics:
climate-impact, theme-ui, cypress, e2e-testing, e2e-tests, end-to-end-testing, javascript-tests, test-automation, test-runner, test-suite and 2 more
ssmssam ssmssam@gmail.com
OST Projects: 2
Categories: Renewable Energy, Sustainable Development
Sub Categories: Knowledge Platforms, Photovoltaics and Solar Energy
Topics:
nowcasting, pvoutput, solar, climate, climate-change, climate-change-mitigation, climate-model, climate-solutions, drawdown
Martin Wainstein Martin.wainstein@climate-energy-college.org
OST Projects: 2
Categories: Emissions, Sustainable Development
Sub Categories: Carbon Intensity and Accounting, Knowledge Platforms
Topics:
climate, climate-change, climate-change-mitigation, climate-action, climate-change-api, climate-data, climate-targets, climatechange, nodejs-api, reactjs-app and 11 more
Rafael M Mudafort rafael.mudafort@nrel.gov
OST Projects: 2
Categories: Renewable Energy, Sustainable Development
Sub Categories: Knowledge Platforms, Wind Energy
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 20 more
James Crowley james.crowley@gmail.com
OST Projects: 2
Categories: Consumption, Sustainable Development
Sub Categories: Computation and Communication, Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 16 more
an emard anemard00@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
Derek Eder derek.eder@datamade.us
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby, solar
neilh20 neilh20+gitk1903@wLLw.net
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
environmental-sensors, environmental-monitoring, open-hardware-electronics
Juan-Pablo Velez jpvelez@spotify.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
JoseMRodriguez Josemiguelrodriguez89@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
Shannon Hicks shicks@stroudcenter.org
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
environmental-sensors, board, environmental-monitoring, sketches, arduino-boards
mikaml michael.laidet@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Sean Watland seanjwatland@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
Robert robert.herrera77@yahoo.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
Thomas Watson twatson52@icloud.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
environmental-sensors, llvm, parallel
Howard howard@mmpix.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby
Derek Eder derek.eder@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, decarbonization, gatsby, solar, chicago, chicago-data-portal, electrification, datamade, de-duplicating, dedupe and 11 more
mrchristian simon@metamute.org
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
citizen-science, liber, knowledge-justice, open-access, open-science, cs4rl, research-library
ArnaudWald arnaudwald@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
aric.wizenberg aric.wizenberg@inter.setec.fr
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Pablo Rozas Larraondo pablo.larraondo@anu.edu.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, python-3-6, teaching-materials and 4 more
Jonathan Mettes jmettes@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Bolaji Ayodeji sirbeejay1@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
bootstrap4, conference, jekyll, sustainability, sustainable, delete, recycle-bin, trash, blog, gatsby and 24 more
Juan Guerschman guerschman@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Neil Symington neil.symington@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, aem, bayesian-inference and 10 more
zheni evgeniya@factoree.ai
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 7 more
TheoSchwartz theo.schwartz@orange.fr
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Matthew Alger matthew.alger@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, satellites, water
Josh Sixsmith josh.sixsmith@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, geodesy, geoscience and 1 more
Tobias Augspurger Ly0@protonmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
biodiversity, carbon-emissions, climate, climate-change, climate-data, climate-science, earth-science, energy-consumption, energy-data, geoscience and 40 more
pkilgour penny.kilgour@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
benji-glitsos-ga benji.glitsos@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Frank Mecklenburg mecklenburg@ubilabs.net
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
googlemaps, googlemaps-api, preact, preact-components, client-library, directions, elevation, geocode, places, climate-action and 5 more
greg-lep gregoire.lepault@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Laurent Eschenauer laurent.eschenauer@motivepartners.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Noel_Desv noel@dataroots.io
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
James Miller James.Miller@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
immobe i.beeck@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Arapaut Sivaprasad avs@webgenie.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Toktam toktam.ebadi@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, gdal
Natalie Stroud stroudn1@nku.edu
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
clade, clades, coronavirus, covid, covid-19, covid19, dna, influenza, ncov, neherlab and 9 more
Bastien Gauthier bastien.gauthier@ntymail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Matthew Alger matthew.alger@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2, satellites, water
BexDunn bex.dunn@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Andreas Helms andreashelms@MBP-von-Andreas.fritz.box
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Cate Kooymans cate.kooymans@GA.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
S M T Chua sean.m.t.chua@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, opendatacube, remotesensing, sentinel-2
Andreas Helms andreashelms@MacBook-Pro-von-Andreas.local
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Thibault Jauneau thibault.jauneau@aircall.io
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
gpu bcdotnet denis@gpu
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
ethanrdsch ethanrdsch01@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
actix-web, climate-change, d3-geo, geographic-data, geojson, map-visualization
Cypress Frankenfeld iamcypress@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
actix-web, climate-change, d3-geo, geographic-data, geojson, map-visualization
StoryMapper storyMapper@ubilabs.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Jordan Bain jordanbain56@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
alex.mayberry alex.mayberry@radpowerbikes.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
Thenu anbunachiappan@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
Elise Chin c.chin.elise@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Dovid Edelkopf dovidzedelkopf@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
Glauber Ramos glauberamos@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui, ecology, nature
Sugam Goel sg028.online@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech, beginner-friendly, collections, contributions, contributors-welcome, hacktoberfest2023, resources and 5 more
rubyd02 danlinsong0202@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
Hung Tran tmhung201088@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
SirMalamute neeliyer14@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech, economic-policy, economics, inequality, policy, poverty, public-policy and 2 more
James Miller james.miller@ga.gov.au
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
opendatacube, digitalearthaustralia, earth-observation, earthobservation, geoscienceaustralia, geospatial-data, remotesensing, sentinel-2
barometre-github-actions barometre-github-actions@github.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Antoine Qian antoine.qian@c3.ai
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
Gloria Kimbwla gkimbwala@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
sdgs, sustainable-development-goals, graalvm
Laian braumlaian@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Venu G Soganadgi soganadgivenu@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Saki sbasken@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
saile515 elias.jorgensen2006@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Guilherme Ramalho g.ramalho@kigroup.de
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Martin Sjåstad m.sjastad@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
patrycjapraczyk praczyk.patrycja@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
CYBWEBALI alimurtuzapatrawala110@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Brett Baker GitBaBB@MyBaBB.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-change, climate-data, climate-science, climate-tech
Daria Chernobaieva daria.chernobaieva@gmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Daniel T. Rodrigues danitrod@outlook.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Daria Iziukova diziukova@sfxdx.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Dawid Skowronski dskwr@protonmail.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui
Lahuen Garcia lahuen.garcia@rappi.com
OST Projects: 1
Categories: Sustainable Development
Sub Categories: Knowledge Platforms
Topics:
climate-impact, theme-ui