The Ecological Crisis By Omirbek Azamat
Ecological Crisis and the Tragedy of the Commodity
BEYOND THE LIMITSBEYOND THE LIMITS, Meadows, et al. Tom Tietenberg; Harper Collins, 1992
Greenhouse Effect The ``greenhouse`` effect is the warming that happens when certain gases in Earth`s atmosphere trap heat. These gases let in light but keep heat from escaping, like the glass walls of a greenhouse.
Peoples Climate Change
Overpopulation Overpopulation is an undesirable condition where the number of existing human population exceeds the carrying capacity of Earth. Overpopulation is caused by number of factors. Reduced mortality rate, better medical facilities, depletion of precious resources are few of the causes which results in overpopulation. It is possible for a sparsely populated area to become densely populated if it is not able to sustain life.Earth
1 billion in billion in billion in billion in 2005 World Population (billions) Source: UN Population Division 2004; Lee, 2003; Population Reference Bureau 7 billion in 2010
Deforestation Deforestation can have a negative impact on the environment. The most dramatic impact is a loss of habitat for millions of species. Eighty percent of Earths land animals and plants live in forests, and many cannot survive the deforestation that destroys their homes.live in forests