Air pollution: Harmful substances in the air, often consisting of waste from vehicles or industry
Part of speech: noun. Cars pollute the air a lot :(
Solid waste: Any garbage or refuse, sludge from a sewage treatment plant, water supply treatment plant, or air pollution control facility, and other discarded materials.
Noun. We acknowledge that we have a big challenge in managing solid waste.
Overfishing: Catching too many fish in an area of the sea, so that there are not many fish left there.
Noun. Low fish stocks caused by overfishing.
Greenhouse gas: A gas that causes the greenhouse effect, especially carbon dioxide.
Noun. The greenhouse gases are destroying our atmosphere.
Acid rain: Rain that contains large amounts of harmful chemicals as a result of burning substances such as coal and oil
Part of speech: noun. I have never experienced acid rain
Burning: Producing flames.
Noun. A man staggered from the burning car.
Desertification: The process by which land changes into desert, for example because there has been too much farming activity on it or because a lot of trees have been cut down
Part of speech: noun. Too much cultivation hurts
Climate change: Changes in the world's weather, in particular the fact that it is believed to be getting warmer as a result of human activity increasing the level of carbon dioxide in the atmosphere
Part of speech: noun. Climate change is getting worse
Protected area: A clearly defined geographical space, recognised, dedicated and managed, through legal or other effective means, to achieve the long term conservation of nature.
Noun. The environment of the house is a protected area NATURA2000.
Fossil fuels: Fuels, such as gas, coal, and oil, that were formed underground from plant and animal remains millions of years ago
Part of speech: noun. Fossil fuel is natural
Melting: A melting look or voice makes you feel sympathy or love.
Noun. The melting of glass is carried out in a furnace.
Atmosphere:The mixture of gases around the earth.
Noun. These factories are releasing toxic gases into the atmosphere.
Endangered species: A type of animal or plant that might stop existing because there are only a few of that type alive
Part of speech: noun. If we continue like this, all animals are in danger of extinction.
Global Warming: The destruction of the rainforests is contributing to global warming.
Noun. The destruction of the rainforests is contributing to global warming.
Frozen. (of liquid) turned into ice.
Noun. They skated over the frozen lake.
Coastal flooding: Coastal flooding is rare in many countries and common in Africa.
Part of speech: noun. The word had no meaning I made it up myself
Cutting. An article that has been cut from a newspaper or magazine.
Noun. She cut into the melon with a knife. I cut myself while shaving. I had a cut finger. We were fighting, and he tried to cut me with his knife.
The gas formed when carbon is burned, or when people or animals breathe out.
Noun. Plants absorb carbon dioxide during photosynthesis.
Deforestation: The cutting down of trees in a large area, or the destruction of forests by people
Part of speech: noun. Deforestation is destroying large areas of tropical rain forest.
Untreated sewage: Wastewater which contains harmful waterborne pathogens and bacteria and which has not yet gone through a sewage treatment plant.
Noun. Sources of pollution include untreated sewage, agricultural run-off and chemical pollution.