USGS Water Services [USGS_waterservices]
The USGS Water Services site serves USGS water data via automated means using web services and extensible markup language (XML) as well as other popular media types. Services can be invoked with the ...
Air Quality Now (in Europe) [EU_AirQualityNow]
Compare the current air quality in different European Cites
About this web site
Public information on environmental issues is of increasing importance and also an obligation under the CAFE Directive ...