1. The Enviromental Tipping Point
For both summer and winter Arctic sea-ice, the area coverage is declining at present and the ice has thinned significantly over a large area. ... The main concern about permafrost is that when it melts, the large quantity of carbon it contains is sent back to the atmosphere as methane and carbon dioxide, also there is presence of a frozen compound called clathrates beneath the permafrost and it may be destabilized and will ultimately result in the release of methane and carbon dioxide, the melting is an irreversible ecological landslide a vicious circular feedback that is becoming stronger and...
- Word Count: 2460
- Approx Pages: 10
- Has Bibliography
- Grade Level: Undergraduate