Human-induced warming over recent decades is already affecting many physical and biological processes on a global scale. Major research findings have pointed to changes in climate temperature, including increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global mean sea level. Due to this changing climatic condition, much of the world's population is expected to face serious water shortages by the turn of the century, food production is expected to decline in low-altitude areas, and desertification will lead to food shortages.
Discussion
Global warming has been revitalized as a celebrity issue in the ...