학문적 IELTS (밴드 5 이하) - 환경

a community of living organisms together with their physical environment, interacting as a system

생태계

the place or area in which certain animals, birds, or plants naturally exist, lives, and grows

환경

the protection of the natural environment and resources from wasteful human activities

보존

raw materials found in nature that are used by human beings

천연 자원

the capacity to be maintained for a long time and causing no harm to the enviroment

지속 가능성

a process in green plants during which the plant synthesizes using water and carbon dioxide

광합성

all wild animals, considered as a whole, living in the natural environment

야생 생물

a type of animal or plant that is at risk of becoming extinct

멸종 위기 종

everything that exists or happens on the earth, excluding things that humans make or control

자연

a layer of gases in the earth's atmosphere that does not let the sun's ultraviolet radiation pass through

오존층

related to the sea and the different life forms that exist there

선박

the process of making waste products usable again

재활용