Without forests to pump moisture around the planet, would the continents turn to desert? A new theory suggests they might.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/rainforests-may-pump-winds-worldwide
[2] http://admin.indiaenvironmentportal.org.in/category/author/fred-pearce
[3] http://admin.indiaenvironmentportal.org.in/category/journal/new-scientist
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/deserts
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/desert-spread
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tropical-forests
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/afforestation
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/atmosphere-and-ozone-layer
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/atmosphere
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rainfall-pattern
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rainfall