Adopt a Polar Bear

Adopt Polar Bear

Make a symbolic Polar Bear adoption to help save some of the world's most endangered animals from extinction and support WWF's conservation efforts.
Adopt Now!

Camera Trap

View images of species in the wild

Conservation Firsthand

Conservation Firsthand

Join WWF experts as they share their on-the-ground experiences in the places we're striving to save.
Learn more

Travel

Travel

Travel With WWF

Visit our travel section and choose from many amazing trips! Learn more

SUPPORT WWF

chasepromo

Sign up for a WWF Visa, and Chase will contribute $50 for each new WWF account opened and activated online.
Learn more

Digg

Data and Tools

Global Lakes and Wetlands Database Request

The global lakes and wetlands database GLWD has been developed in partnership with the Center for Environmental Systems Research, University of Kassel, Germany. It is available for download as three separate ArcView layers (two polygon shapefiles and one grid). The files have been compressed using WinZip (www.winzip.com) and are 46 MB in total size.

Download GLWD documentation (PDF, 415k)

Click map for larger version

Click map for larger version

GLWD is available for non-commercial scientific, conservation, and educational purposes. Any modification of the original data by users must be noted. By submitting the download request you agree to the regulations of the data disclaimer (PDF, 15k).

We ask that you credit GLWD as follows:

Lehner, B. and P. Döll (2004): Development and validation of a global database of lakes, reservoirs and wetlands. Journal of Hydrology 296/1-4: 1-22.

Please fill out the form below before continuing

Name:
Email:
Organization:

 

email page    Please leave this field empty

Where In The World?

Click the globe

More Data and Tools

Innovation in Science


WWF's Conservation Science Program is currently developing a new and innovative global hydrological database, termed HydroSHEDS.

Learn more

Wave Forward

-- Hear from WWF marine experts on our ocean blog

-- Discover Your Inner Fish

-- Want to buy sustainable fish for dinner? Learn what to look for. 

Take Action

Take action through WWF's Conservation Action Network, where you can speak out for wildlife and wild places around the globe.

Read more

Free T-Shirt With Donation


Make a gift to help protect the future of nature today and we'll send you a free "Hotter than I should be" t-shirt that you can proudly wear to demonstrate your support of WWF.

Donate Now!