Soil and land pollution as as desertification

(a)  

energy resources like gas and oil

(a)  

an increase in temperature all-over the world, as a result of greenhouse effect

(a)  

an event like an earthquake, hurricane etc

(a)  

Rain which is polluted by chemicals

(a)  

animals or plants are on the verge of extinction

(a)  

the place where animals and plants would normally be found

(a)  

the gradual warming of the air surrounding the Earth as a result of heating

(a)  

the processes of reprocessing waste paper for reuse

(a)  

Lack of natural resources worldwide

(a)  

The pollution of our oceans and seas

(a)  

heating of the atmosphere due to the carbon dioxide and other gases

(a)  

widespread damage or loss of life brought about by action of humans

(a)  

The increasing population of the world

(a)  

poisonous rubbish, produced by industrial processes

(a)  

to protect animals and plants and their habitats

(a)  

a diversity in nature, among plants and animals

(a)  

trapped by pollution

(a)