The environment

layer that covers the earth preventing ultraviolet rays from reaching living beings

It's an increase in the average temperature on the Earth's atmosphere

rain containing chemicals which causes environmental harm

the emission of carbon dioxide into the atmosphere as a result of the activities of a particular individual, organization or community

not harmful to the environment

To throw away rubbish

a warming of Earth's surface caused by the presence of some gases like water vapour, carbon dioxide or methane

Combustible material formed in the geological past from remains of living organisms

To keep something alive or in existence

The extinction of trees for economical purpose

To put something under the ground

The introduction of harmful substances into the environment

unwanted or unusable material or substances 

It's the long-term shifts in temperatures and weather patterns due to burning fossil fuels

Products designed for being thrown away after use

animals which can disappear if we don't protect them

places where rubbish is dumped

To destroy the trees in a forest

energy that is produced using the sun, wind, water,...