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By 2050, the world will have to feed 9 billion people, which will require 50 percent more agricultural productivity over current levels. Meeting this challenge will be increasingly difficult, given the threats to global food supplies not only from climate change but also from large-scale corporate acquisitions of farmland.


Global

Satellites provide a wealth of information about our planet’s resources. NASA’s Landsat satellite, for example, produces images that can be analyzed by complex algorithms to calculate areas of forest loss with greater precision than ever before. These advances allow Global Forest Watch to create an unprecedented picture of how forests are changing around the world.


Global

Combler les inégalités entre les sexes dans l’agriculture est pour beaucoup indispensable dans la lutte contre la pauvreté et le renforcement de la sécurité alimentaire. Le changement climatique aggraverait aussi les conséquences de ces inégalités. 

Global

The number of city dwellers is at an all-time high of about 3.5 billion and will nearly double in the next 30 to 40 years, with almost all the growth in developing countries, the head of the U.N. agency focusing on cities said Monday.

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