burning fossil fuels

Volcanoes and the ozone layer

There has been a debate on whether volcanic eruptions and oceans have any effect on the ozone layer. The main…

Fact 1 The atmospheric CO2 concentration has risen strongly since about 1850, from 280 ppm (a value typical for warm periods…

The atmosphere is made up of gases. Nitrogen alone makes up about 78% of the gases. Oxygen, which allows humans,…

The things that make our air dirty can be put down to three main activities… Manufacturing industries, power generation and…