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新人教选修6


高二英语选修6 Unit4 Global Warming Reading
THE EARTH IS BECOMING WARMER-BUT DOES IT MATTER?

We depend on

energy to do many

things in our daily lives. For exam

ple, energy lights our cities and heats our buildings. Make a list of things that use energy in your home, in your school, or any other places you can think of.

television

fridge

heating

things that use energy in our life

hairdryer

washing machine

things that use energy in our life

electric fan

electromagnetic oven

Do you know how energy is produced? How many sources of energy can you list?

windmills
Wind energy is used as power to
produce electricity.

coal power stations Electricity is produced by burning coals.

Oil is refined and made pure.

oil refineries

nuclear power plant

Nuclear energy is converted into electricity.

solar panels

pieces of equipment on a roof that collects energy from sunlight in order to heat water and produce electricity

hydro-electric dams

Water are kept back and raised its level for irrigation or for producing electricity.

geothermal (地热的) energy plant

Electricity is generated from hot dry rocks.

Are they renewable or non-renewable?

renewable wind energy

renewable
solar energy

renewable

hydroelectric power

geothermal energy

renewable

tidal energy

renewable

biomass energy

renewable

nuclear power plant

non-renewable

an oil refinery(精炼厂)

non-renewable

coal power station

non-renewable

natural gas

non-renewable

uranium Ore (铀矿石)

non-renewable

① What are they? ② What are these buildings made of?

greenhouse / glass

Turn to Pre-reading 1,
③What’s the use? Page 25. A greenhouse is used for_____________, growing plants Read & answer. especially during ____ weather. cold

How does a greenhouse work? _____ the heat from the sun traps keeps it from _________ escaping ____ heatsthe air up
trap…from…: keep sth in a place 存住来自…的…

methane carbon dioxide water vapor
In the atmosphere surrounding the earth there are gases, which are called

“greenhouse gases”.

Fossil Fuel(矿物 燃料) coal oil
produce
carbon dioxide

gas
●●●●●●

global warming

What do you think greenhouse gases do?

Greenhouse gases _____ trap the heat of the sun and therefore warm the earth. ______ It is known as greenhouse effect __________________.

Nowadays our earth is becoming warmer and warmer _____________________.

Questions
1.Compared to the past few years, what’s the weather like this year ? 2.Do you want to check it out? Here are some pictures based on the actual life scenes in these years for you to refer to.

In addition ,you may turn to Graph 1. on Page 26 to find out the changes of the temperatures from long-term average.

Question: Do you think the whole world is becoming warmer and warmer? But does it matter? This is the topic we are going to discuss for today.

Unit4 Global Warming

Reading The Earth Is Becoming Warmer – But Does It Matter?

Fast Reading
Glance quickly at the magazine article and answer the questions.

1.Who wrote the magazine article? What is the name of the magazine?
Sophie Armstrong wrote the magazine article. The name of