Non-renewable Power Resources:Nuclear Power

What is Nuclear Power?What is Nuclear Power?• energy produced from uranium• generated in nuclear reactors• short history of development

Why is Nuclear Power Why is Nuclear Power needed?needed?

• Demand for power resources:– increasing because...

•increasing world population•improving living standard•need more energy for different

uses–commercial– industrial–domestic

Why is Nuclear Power Why is Nuclear Power needed?needed?

• Supply for power resources:– will be used up as main ones

are...•coal & oil•non-renewable

(fossil fuels)

Nuclear PowerNuclear Power

GOOD or BAD ?GOOD or BAD ?

Nuclear Power: AdvantagesNuclear Power: Advantages

• It is ____________-free.

• With no release of smoke, it does not cause ____________ pollution.

• It does not cause ________ rain.

• It does not produce greenhouse gases e.g. ______________ that cause global _________.

pollution

air

acid

carbon dioxidewarming

Nuclear Power: AdvantagesNuclear Power: Advantages

• It does not cause land ____________ as coal mining.

• A small amount of uranium can produce a great amount of ____________. The energy efficiency is ____________ and it is ____________.

pollution

electricityhigh

cheap

Nuclear Power: AdvantagesNuclear Power: Advantages

• There are large amount of uranium in the world and it will not be used up as fast as ____________ fuels like ____________ and ____________.

fossilcoal

oil

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Uranium is a ____________ element.radioactive

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Radiation is harmful to plants, animals and people. Damage is serious when there is ____________ and ____________ in the nuclear power stations.

leakageaccidents

CHERNOBYLCHERNOBYLDISASTERDISASTER

The Chernobyl Nuclear Power The Chernobyl Nuclear Power PlantPlant

The Chernobyl disaster: The Chernobyl disaster: 19861986

The Chernobyl disaster: The Chernobyl disaster: 19861986

The Chernobyl disaster: The Chernobyl disaster: 19861986

The Chernobyl disaster: The Chernobyl disaster: 19861986

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• great number of ____________.

• suffer from ____________

• give birth to ____________ children

deaths

cancer

deformed

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Accidents in nuclear power stations also cause serious damage to the ____________. environment

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Radioactive elements can be spread by ____________. wind

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• They can ____________ land, water, livestock and ____________. This reduces the ____________ and ____________ supply.

contaminate

cropswater

food

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Nuclear power produces dangerous ____________ waste. It is difficult to find places to store it. People usually put them in ____________ cans. They are then stored in ____________ containers which are buried in the ground or sea bed. Leakage of nuclear waste may cause ___________ pollution.

radioactive

steel

concrete

radioactive

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

Nuclear Power: Nuclear Power: DisadvantagesDisadvantages

• Building nuclear power stations is ____________ and requires ____________ technology.

• Nuclear power plants require large amount of water for ____________. Hot water released raise the water ____________ and cause ____________ pollution & killing living things there.

expensiveadvanced

cooling

temperaturethermal