What is the most abundant natural resource?

Question

i am doing a debate/essay oral in school and it is about "should Ausralia use desalination as a means of addressing water shortage problems?

i need help with my essay i have no where to start will someone give me a starting few sentences please please please

Answer 1

Inspite of water being most abundant natural resource on earth still we have scarcity of drinking water. Some people warn that the next world war would be fought for water.

You can use simillar sentences to open your debate.

thnks

Answer 2

sunlight

Answer 3

We have sun light,waters are major resources available in the world.