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True/False. Work it out
EduBook Organización
- 2565 visitas
Copy only the true statements from the following list into your notebook and say why they are true: Coal and oil, as well as causing pollution, are running out and cannot be renewed. The water used in…
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Air pollution
EduBook Organización
- 2503 visitas
3.1. What is air pollution? For life to exist, it is essential that the composition of air remains stable. When we pollute the air, we are changing its composition. When we add or remove any component,…
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Fishing techniques
EduBook Organización
- 2358 visitas
Fishing techniques have changed and developed throughout history. The first techniques were very rudimentary, but today they are more sophisticated and efficient. MEDCs have modern shipyards where…
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Biofuels: plant materials to replace oil
EducaMadrid Organización
- 5402 visitas
Facing the growth of CO2 emissions from transport and the difficulty to find alternatives to the traditional fuels for transport, Europe is proposing an immediate answer. It is encouraging the…
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Video: What is CNG?
Tiching explorer Organización
- 2318 visitas
This 3 minute animation explains what CNG is and lists the benefits of this fuel. CNG is Compressed Natural Gas. As a car fuel it is a valuable alternative to petrol or diesel because it emits far less…
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Complete. Saving energy
EduBook Organización
- 1829 visitas
Replace the underlined words with the correct ones: walking natural gas off public transport bicycle low We can all contribute to saving energy: we can travel by car in cities, use buses powered by…
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Production and consumption of energy
EduBook Organización
- 1309 visitas
The most common forms of energy The most common forms of energy are electrical and heat energy from fuels. Electrical energy is used in many appliances and machines in homes and factories. Heat energy…
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