4. What parts of speech are formed with the suffixes? Translate the derived words.

effectively

environmentalist

deforestation

manufacturer

constantly

sustainable

pollution

generator

5. Write down all the words (nouns, adjectives, verbs) that you associate with

Non-renewable Energy Sources/Renewable Energy Sources.

Explain your choice according to the model and share your results with other students.

Model: I associate non-renewable energy sources with … because....

__________________________	__________________________
__________________________	___________________________

7. Make statements using the parts from two columns consulting the text if necessary. Translate them into Russian.

Energy is essential as it is	electricity comes from renewable resources.
To compare sources of energy effectively,	embodied in everything we use.
Oil, natural gas and coal are called “fossil fuels” because they have been formed from	geothermal energy is renewable or nonrenewable.
Some environmentalists include our forests, trees, and plant life	to generate the quantities of electricity that are as large as those produced by traditional fossil fuel generators.
Currently, less than 2% of the world’s	or other chemical pollution, so has minimal impact on the environment
Renewable energy produces little or no waste products such as carbon dioxide	we need to understand what they are and how they work.
One disadvantage with renewable energy is that it is difficult	the organic remains of prehistoric plants and animals.
There is a global debate as to whether	as a non-renewable energy source especially due to the deforestation of our forests.
Renewable energy often relies on the weather	for its source of power.

8. Read the text again and fill in the following chart. Work in pairs (groups) and discuss your answers.

Renewable Energy		Non-Renewable Energy
Pros	Cons	Pros	Cons