Preserving the environment

If you ask me, __________ waste is much bigger problem than ordinary household waste

• industrial

• working

• business

Dinosaurs have been _________ for millions of years

• endangered

• extinct

• threatened

During the last hundered years we have done great _________ to the environment.

• pollution

• damage

• hurt

There are a lot of things we can do to ______ the environment

• enhance

• protect

• make

The Government should do things to reduce _________ emissions

• greenhouse gas

• waste

• smokes

To __________ is to make the air, water, or soil dirty or unclean

• preserve

• protect

• pollute

• damage

____________ is the removal or cutting down of all trees in an area for urban use

• global warming

• polar ice melting

• green house effect

• deforestation

To ________ is to keep and protect something from damage, change or waste

• damage

• preserve

• pollute

• destroy

What is the noun of the verb "destroy"

• depletion

• description

• destruction

What is the noun of the verb "preserve"

• preservative

• preservation

• preserving