Summary . Increased burning of fossil fuels, producing higher rates of emission of greenhouse gases, generates worsening patterns of extr...

Global warming is the rise in the average temperature of Earth's atmosphere and oceans since the late 19th century and its projected continuation. Since the ...
Summary . Increased burning of fossil fuels, producing higher rates of emission of greenhouse gases, generates worsening patterns of extr...
Summary. The present political crisis in Libya , which produces 2% of the world’s oil, has resulted in a sharp spike in the price of oil. ...