First commitment period

Gaseous constituents of the atmosphere, from natural or anthropic sources, that absorb and re-emit infrared radiation. The UNFCCC and Kyoto Protocol count for carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and sulfur hexafluoride (SF6), accompanied by...

Protection System of the Amazon (Sistema de Proteção da Amazônia, SIPAM. Former Sistema de Vigilância da Amazônia – Sivan, Amazon Surveillance System). It is an Amazon surveillance system of the federal government.

The process through which the atmosphere and water continuously exchange molecules of carbon dioxide. The diffusion of carbon dioxide into the oceans accounts for almost half of the carbon extracted from the atmosphere. The colder oceans absorb more CO2 than warmer...