Unlock 3 RW (The Environment)

What is the biggest __________ problem in your country?

• environments

• environmental

• environment

• unenivronemnet

There are many ways humans _______ the environment.

• affective

• effective

• effect

• affect

A ________ is a deep valley with very deep sides.

• canyon

• canal

• cavern

• glacier

The view form the top of the mountain was ____________

• hectic

• spectacular

• unreliable

• disaster

In ancient times, people lived in ________.

• canyons

• carts

• covers

• caverns

_______ is a large river of ice which moves slowly, usually down a slope or valley.

• delegation

• deglaciation

• glacier

• ice melting

Use the vocabulary to complete the sentences

• Human activities often ___ the delicate balance of nature.

• ecosystem

• Excessive ___ can lead to negative impacts on the environment.

• climate

• The _____ in the Amazon forests is rich.

• global warming

• The ___ in the Gulf is always sunny.

• greenhouse gases

• ___ is essential for the survival of all living organisms.

• threaten

We have to stop using ______ to reduce Carbon emission in the air.

• solar power

• renewable energy

• fossil fuel

• wind mills

______ is the melting of glaciers

Factories are the cause of million of tons of gases in the _______(The space around the earth).