The Earth’s major bioclimatic zones

Speaking

3 What are the names of the layers of the atmosphere? With a partner, talk about in which layer you think the following would happen: • weather phenomena • protection from UV radiation • protection from meteorites • the northern lights

4 Do you know what the greenhouse effect is?

In small groups, look for information and, using a diagram, talk about the causes and possible consequences caused by the greenhouse effect.

Writing

5 Because of the hole in the ozone layer, environmental balance is at risk. Find out about the evolution of the hole since it was first discovered and its current situation.

6 Then based on that information and the hazards caused by the greenhouse effect, write an essay for your local government so they consider including climate change in their agenda.