Agroecosystem Food Chain
Because they eat plant materials directly, vegetarians function as primary consumers in the agricultural ecosystems.
Meat-eaters function as secondary consumers.
eating meat requires more cropland per person because of the energy lost in the livestock step of the food chain.
The Environment and You by Norman Christensen (2012) - 384page
The Environment and You by Norman Christensen (2012) - 385page
#먹이사슬 #육식 #채식 #Agroecosystem #FoodChain
'주제별 자료 > 환경,기타' 카테고리의 다른 글
| 생태 복원의 대표 사례들 (ECOLOGICAL RESTORATION) (0) | 2017.02.05 |
|---|---|
| 시라아 난민 이동이 지형을 어떻게 바꿨을까? (0) | 2017.01.16 |
| Biosphere 2—A Lesson in Humility (0) | 2016.12.26 |
| 한국엔 황토집, 미국엔 strawbale house, 그리고 친환경 집 (0) | 2016.12.25 |
| freshwater scarcity stress (대한민국은 정말 물 부족국가?) (0) | 2016.12.25 |