TOEFL 어휘

how clean or polluted the air is

대기질; 공기질

underground material that can supply useful quantities of groundwater

대수층

extremely dry because precipitation is scarce

건조한; 비가 매우 적은

pressure exerted by the surrounding air

대기압; 기압

capable of being broken down by living organisms

생분해되는; 생물학적으로 분해 가능한

carbon-containing gas central to respiration and climate

이산화탄소

greenhouse gas emissions attributable to a person, product, or activity

탄소 발자국

reservoir taking in more carbon than it releases over a period

탄소 흡수원

remove unwanted waste or contamination from an area

청소하다; 오염을 제거하다

usual weather patterns over many years

기후

persistent change in average climate and its variability

기후 변화

change from vapor into liquid droplets

응결하다; 응축하다

protection and responsible management of natural resources

보전; 자연 자원 보호

protect resources by limiting wasteful use

절약하다; 자원을 보전하다

introduce an unwanted substance into water, soil, or another material

오염시키다

condition or process of becoming impure through unwanted substances

오염; 오염된 상태

slow change in the positions of continents

대륙 이동

central metallic part of Earth beneath the mantle

지구의 핵

outermost solid rock layer of Earth

지각

loss of forest cover as land is converted to other uses

산림 파괴; 산림 벌채와 소실

reduce the available quantity of a natural resource

고갈시키다; 크게 소모하다

loss of land productivity in dry climates

사막화

prolonged shortage of precipitation and available water

가뭄

sudden ground shaking caused by movement within Earth

지진

send gases or particles into the environment

배출하다; 기체나 입자를 방출하다

saving energy by limiting waste and consumption

에너지 절약

gradually wear away soil or rock

침식하다; 침식되다

wearing away and movement of soil or rock by natural agents

침식; 침식과 운반

release lava, gas, or ash from a volcano

분화하다; 화산이 분출하다