1. Fill in the gaps with the words from the box

• acid

• energy sources

• threats

• biodegradable

• ozone

• greenhouse

• loss

• energy-efficient

        Mary was doing a project for her biology class. She studied a large amount of material related to environmental issues that cause huge nature [ ] and identified several of the most serious [ ] facing the environment, including the destruction of the [ ] layer, [ ] rain, water, air and soil pollution, [ ] effect, global warming, etc.
  

Mary told her classmates about several ways to solve these problems. She claimed that using alternative [ ], which are renewable, such as wind, solar, water power, etc. as well as choosing [ ] appliances could considerably reduce the waste of natural resources. Meanwhile, the use of [ ] things and products could contribute to reducing water and soil pollution.

2. Match the words to make phrases and make up your own sentences with these words

disposable — packaging

Mary supports eco-friendly behaviour and, therefore, does not use disposable packaging.

acid	loss
energy-	ozone layer
biodegradable	products
nature	sources
alternative energy	rain
exhaust	efficient
greenhouse	effect
holes in the	threat
to face	fumes