The shade of a single tree can provide welcome relief from the hot summer sun. But when that single tree is part of a small forest, it creates a profound cooling effect.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/study-suggests-trees-are-crucial-future-our-cities
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/phys
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trees
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heat-waves
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/extreme-weather-events