Sentences with phrase «mainly as a result of human activity»
``... a number of scientific studies indicate that most global warming... is due to the great concentration of greenhouse gases released mainly as a result of human activity... these gases do not allow the warmth of the sun's rays reflected by the earth to be dispersed in space.
http://www.faith.org.uk/
... A number of scientific studies indicate that most global warming in recent decades is due to the great concentration of greenhouse gases (carbon dioxide, methane, nitrogen oxides and others) released mainly as a result of human activity... Doomsday predictions can no longer be met with irony or disdain.
Not exact matches
However, long - term climate change over many decades will depend mainly on the total amount of CO2 and other greenhouse gases emitted as a result of human activities.