reduction reduce

n. an act of making sth less or smaller; the state of being made less or smaller: (sự giảm)


v & n. to get free from something, or to avoid something: (trốn thoát)


v. promise that you will do something do or begin to do something, especially something that will take a long time or be difficult


n. a description of possible actions or events in the future: (hoàn cảnh, quang cảnh, viễn cảnh tương lai)


n. a suggestion that something unpleasant or violent will happen, especially if a particular action or order is not followed: (sự đe dọa, mối nguy)


v. to turn from something solid into something soft or liquid, or to cause something to do this: (tan)


adj. existing or happening before someone or something: (trước)

coral reef

a bank of coral, the top of which can sometimes be seen just above the sea (đá ngầm san hô)

catastrophe catastrophic

n. a sudden event that causes very great trouble or destruction: (thảm họa)

evidence evident

n. one or more reasons for believing that something is or is not true: (bằng chứng, chứng cớ


If someone or something is trapped, they are unable to move or escape from a place or situation (bị kẹt, bị tắc lại)

carbon dioxide emissions

Sự thải khí CO2


n. an argument or disagreement, especially an official one between, for example, workers and employers or two bordering countries: (sự tranh cãi, sự tranh bất đồng)

fossil fuels

fuels such as gas, coal and oil, which were formed underground from plant and animal remains millions of years ago


n. mountain with a large circular hole at the top through which lava (= hot liquid rock), gases, steam and dust are or have been forced out: (núi lửa)


to exist or be present in, among, etc: (xảy ra)

speed up

v. o happen or move faster, or to make something happen or move faster: (tăng tốc)


n. all the living things in an area and the way they affect each other and the environment: (hệ sinh thái)

agriculture argricultural

n. farming: (nông nghiệp)


n. a set of animals or plants in which the members have similar characteristics to each other and can breed with each other: (loài)


v & n to (cause to) cover, reach or have an effect on a wider or increasing area: (lan rộng)


n. a large mass of ice which moves slowly

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