The main gases that contribute to the greenhouse effect (the retention of heat from solar radiation in the Earth's lower atmosphere) are: water vapor, carbon dioxide, methane, nitrous oxide, and ozone.
The global average surface temperature (over land and ocean) increased by an estimated 0.85 deg.C in the period from 1880 to 2012. That increase in global temperatures is mainly attributed to the increasing...
783 million people (11% of the World's population) remain without access to an improved source of drinking water (2012 estimate). Adequate sources include: household connections, public standpipes,...
Still today, millions of people worldwide live in life or health-threatening conditions, in overcrowded slums and informal settlements. Ensuring adequate housing is about guaranteeing a secure home and...
The presence of carbon dioxide (CO2) in the atmosphere is one of the primary causes of the greenhouse effect. CO2 emissions come from a variety of natural sources; however, human-related emissions are...
Supporting the long-term ecological balance of our planet is fundamental to the survival of the human species and other living organisms. Over the past few years, a number of initiatives have made a real...
Extreme poverty is "a condition characterized by severe deprivation of basic human needs, including food, safe drinking water, sanitation facilities, health, shelter, education and information. It depends...
About 12% of the World's population is undernourished (842 million people in 2012, according to the FAO's estimates). 45% of deaths in children under five are caused by poor nutrition (WFP estimates). The...
