(Unit 24) - Enviromental problems

globalisation

The process of countries becoming more connected in business, culture, and politics.

acid rain

Rain that contains harmful chemicals from burning oil and coal.

hazardous waste

Dangerous waste materials that can harm people or the environment.

smog

Air pollution in cities, made of smoke, gases, and chemicals (smoke + fog).

rainforest destruction

The cutting down or burning of tropical forests that get a lot of rain.

gases

Substances that are not solid or liquid, like the air we breathe.

polar ice caps

The large areas of ice at the North and South Poles.

species

Different types of animals or plants.

endangered

When a type of animal or plant is at risk of disappearing forever.

extinct

When a type of animal or plant no longer exists anywhere.

conservation organisations

Groups that work to protect plants, animals, and natural areas.

nature reserves

Areas of land where animals and plants are protected.

ecologically sound

Safe for the environment; not damaging nature.

gradual

Happening slowly over time.

thawing

The process of ice or snow melting.

concerned

Worried or interested in something.

harmful

Causing damage or injury.

to attempt

To try to do something.