This paper discusses the global food price hike and the effects of it among the poor of developing countries. Increase of food price became severe during 2007 and 2008, which was high in the last fifty years and more than half of the populations of the world affected due to this price hike....

This paper discusses the greenhouse gas emissions of the USA which cause the global warming in the atmosphere. In the last of the 20th century and the beginning of the 21st century, global climate change becomes more sever which is due to greenhouse gas emissions. The Kyoto Protocol is...