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Deforestation - English
URL: http://cm.bell-labs.com/cm/cs/who/wadler/topics/deforestation.html

Philip Wadler. Theoretical Computer Science, (Special issue of selected papers from 2'nd European Symposium on Programming). An algorithm that transforms programs to eliminate intermediate trees is presented. The algorithm applies to any term containing only functions with definitions in a given syntactic form, and is suitable for incorporation in an optimising compiler. Available in: dvi, ps, dvi.gz, ps.gz.

[ eng ]

Save America's Forests - English
URL: http://www.saveamericasforests.org/crisis.htm

SAF is: A nationwide campaign to end clearcutting and protect and restore our nation's wild and natural forests; A coalition of groups throughout America working together to protect each other's local forests, and to protect our nation's forests and forests throughout the world; A network of individual citizens from the country, the cities and the suburbs who love forests and want to save them.

[ eng ]

New Forests Project - English
URL: http://www.newforestsproject.com/

NFP is a people-to-people, direct-action program established in 1982 in an effort to initiate reforestation and reduce deforestation in "developing countries".

[ eng ]

Deforestation - English
URL: http://earth.esa.int/de

Satellite images from Earth Online Revote Sensing, illustrated forests damages.

[ eng ]