Climate Change and Global Warming

Global Warming What do you think about when someone says “ global warming ” or “ climate change ” ? What do you think about when someone says “ global warming ” or “ climate change ” ? 全球变暖 全球变暖

Global Warming Do we have a duty to protect the environment and the planet? Do we have a duty to protect the environment and the planet?

Global Warming Global warming refers to the average rise in global temperatures since the late 19th Century. Global warming refers to the average rise in global temperatures since the late 19th Century. Global warming is predicted to have disastrous social and ecological ( 生态 ) consequences, causing extreme weather and the disappearance of glaciers ( 冰川 ). Global warming is predicted to have disastrous social and ecological ( 生态 ) consequences, causing extreme weather and the disappearance of glaciers ( 冰川 ).

Effects of Global Warming Earthquakes and tsunamis cause massive loss of life. Tsunamis have become more common due to rising sea levels Earthquakes and tsunamis cause massive loss of life. Tsunamis have become more common due to rising sea levels Melting glaciers damages ecology in cold environments

Global Warming and Humans Scientists are more than 90% sure that global warming is caused by human activities, such as deforestation and the burning of fossil fuels ( 化石燃料 ). Scientists are more than 90% sure that global warming is caused by human activities, such as deforestation and the burning of fossil fuels ( 化石燃料 ).

China and Climate Change China is the world ’ s largest emitter ( 发射器 ) of greenhouse gases ( 温室气体 ), due to it ’ s large population and recent economic development. China is the world ’ s largest emitter ( 发射器 ) of greenhouse gases ( 温室气体 ), due to it ’ s large population and recent economic development.

A question … Should China and other developing ( 发达 ) countries be allowed to pollute the environment more than western countries, because western countries have polluted more in the past? Should China and other developing ( 发达 ) countries be allowed to pollute the environment more than western countries, because western countries have polluted more in the past? Manchester during the Industrial Revolution, 1840 Smog in Beijing

The Good News! China is the largest renewable ( 可再生能源 ) energy producer and is reducing its reliance on fossil fuels ( 化石燃料 ). China is the largest renewable ( 可再生能源 ) energy producer and is reducing its reliance on fossil fuels ( 化石燃料 ).

From the United Nations ( 联合国 ) climate change article

True or false … The UN said global warming and climate change are not problems. The UN said global warming and climate change are not problems. Over 120 nations met to discuss how to limit greenhouse gases. Over 120 nations met to discuss how to limit greenhouse gases. The UN report says that environmental disaster may still happen. The UN report says that environmental disaster may still happen.

True or False People will have to buy cars and refrigerators that use less energy. People will have to buy cars and refrigerators that use less energy. Tackling climate change will cost 10% of world economic output. Tackling climate change will cost 10% of world economic output. Rising temperatures are not such a big problem now. Rising temperatures are not such a big problem now.

Synonyms … CommitteeStrategyRelativelyRangeThreatening Comparatively Variety Endangering Panel Plan

Synonyms … SpendingAddressingLimitIndicate Cap Solving Pointed out Purchasing

What can we do to stop climate change? Walk and take public transport

What can we do to stop climate change? Write a letter to Xi Jinping and ask him to do more … Write a letter to Xi Jinping and ask him to do more …

What can we do to stop climate change? Replace your energy supply with renewable energy Replace your energy supply with renewable energy Wind powerSolar power

What can we do to stop climate change? Recycle ( 回收 ) everything you use …

What can we do to stop climate change? Plant a tree in the forest …

What can we do to stop climate change? Stop using electricity and live like an Amish person! Stop using electricity and live like an Amish person!

What can we do to stop climate change? Donate money to charities who are trying to stop climate change … Donate money to charities who are trying to stop climate change …

Rank ( 排名 ) these in in order of best to worst … Walk and take public transport Walk and take public transport Write a letter to Xi Jinping Write a letter to Xi Jinping Change our energy supply to renewable Change our energy supply to renewable Recycle everything we use Recycle everything we use Plant a tree in the forest Plant a tree in the forest Stop using electricity! Stop using electricity! Donate money to climate change charities Donate money to climate change charities

Global Warming outcomes … Polar Bears and Penguins will become extinct Polar Bears and Penguins will become extinct Winters will be colder Winters will be colder Malaria ( 疟疾 ) will spread around the world Malaria ( 疟疾 ) will spread around the world Cockroaches ( 蟑螂 ) will be everywhere Cockroaches ( 蟑螂 ) will be everywhere Water wars may break out between countries Water wars may break out between countries Hurricanes ( 飓风 ) will be stronger Hurricanes ( 飓风 ) will be stronger Countries may disappear into the sea Countries may disappear into the sea

Wave power

Hydroelectricity

Nuclear power