UNIT 3 – Threats to Earth

UNIT 3

THREATS TO EARTH

A About tornadoes B A threat from the universe C A devastating tsunami

In this unit, you will

a. read, listen and talk about • natural disasters • the strongest wind on Earth • what scientists say about asteroids • people chasing tornadoes • tsunamis

b. practise • the present perfect • the future tense • modal verbs • adjectives ending in -ed and -ing • phrasal verbs with set • asking for permission or making requests

LEAD-IN

Natural disasters

Every country is at risk from one or more of these natural hazards. a) Look at the pictures and say what natural phenomena are shown in them.

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b) In pairs, think of as many words as possible related to natural disasters.

Describe what you can see. Use the words / expressions below to describe the effects on people and the environment.

the destruction of a large number of plants and animals × ecological disaster disease × a large number of deaths × famine × poverty