Click any word in a definition or example to find the entry for that word
the process of collecting carbon dioxide that is produced by burning coal or oil and storing it to stop it getting into the atmosphere
biology the movement of carbon between living things and their environment. Carbon dioxide is taken from the atmosphere and used by plants. It then moves from plants eaten as food to animals, and is returned to the atmosphere by the respiration of plants and animals and by the burning of plant material.
the amount of carbon dioxide a person, organization, building, etc produces, used as a measure of their effect on the environment
a carbon-neutral activity, company, etc. balances the amount of carbon dioxide and carbon monoxide it produces with actions that are designed to protect the environment, for example planting trees or using less electricity
an ocean, forest, or other area of vegetation (=plants and trees) that helps to protect the environment by taking in large amounts of carbon dioxide from the atmosphere
a system that allows a company or country that reduces the amount of carbon dioxide it produces to below a particular level to sell the extra reduction as a credit to a company or country that has not reduced the amount it produces enough
the careful use of energy, water, and other resources, so that they are not wasted or lost
to prevent land, water, or other natural resources from being damaged or destroyed
relating to the environment: used with some nouns and adjectives
a type of animal or plant that may soon become extinct (=disappear from the world)
the slow increase in the temperature of the Earth caused partly by the greenhouse effect increasing the amount of carbon dioxide in the atmosphere
the process in which heat is unable to escape from the atmosphere and causes the temperature of the Earth to rise. The rise in temperature is called global warming.
the series of processes by which nitrogen in the atmosphere is changed into nitrogen compounds in soil from and taken in by plants. These compounds spread into the atmosphere when the plants decay or are eaten by animals and are passed from their bodies as waste. They are then changed back into nitrogen in the atmosphere.
British an area of land where wild animals or plants are officially protected. The American word is reservation.
the development of a country or region that does not use more natural resources than can be replaced and so does not harm the environment
unleaded gas does not contain lead and is therefore less harmful to people and to the environment
the continuous process by which water in seas, rivers, soil, living things, etc. evaporates into the atmosphere, where it forms clouds that produce rain or snow so that it goes back into the seas, rivers, soil, etc. again
not causing carbon emissions (=carbon dioxide and carbon monoxide in the atmophere)
the practice of looking at a product online before going to a conventional store to buy itBuzzWord Article
a person who has or claims to have a lot of influenceadd a word
A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.global English and language change from our blog