From BBC: A crucial scheme to control greenhouse gases is under threat due to the recession. Under the Kyoto Protocol adopted in 1997, since ratified by 183 countries, industrialised nations agreed to reduce their emissions of gases such as carbon dioxide (C02) which cause global warming.
Among the measures introduced was the European Carbon Trading System, whereby governments put a price on the amount of greenhouse gases that can be emitted by any company. …. Full Article: Source