Flashcards
ES 200 2/11(test 2/13)
Flashcards do conjunto (15)
- 1area subject to flooding(3 parts within)flood plain(natural levee, backplain, backswamp)
- 2leveeconstructed mounds along a channel that keep flood waters off flood plain
- 3why is New Orleans susceptible to floodinglocated between lake and river, as well as channels coming into the city, levees failed
- 4top 3 global land uses27% livestock, 26% forest, 19%barren land
- 5which land uses are high risk if global temps increasepermafrost loss, food supply instability
- 6China and India Ag use % compared to US% of arable land
US 40-50% china: 50-60 india 60-70 - 7how does heat affect crop yieldevery 2 degrees about -15bushels per acre(120ish is typical) more droughts and less pollination
- 8how will crop production change as temp risesmoves north
- 9which northern countries would benefite most from global warming based on agcanada and russia
- 10nitrogen cycle
- 11denitrification, what conditions allow it to occuranaerobic, converts NO3 to N2, when not going to completion produces N2O instead(when organic matter is eaten in anaerobic condition) same as CH4 but instead of CO2 there is NO3 main reason because leach into groundwater
- 123 major consumers of nitrogen fertilizerChina, India, US
- 13GHG emissions from food production35%(1/2 from livestock)
- 14how much food is wasted in uss~42%
- 15heat islandurban areas, due to reduced albedo can be up to 10F higher than other areas
Informações
- Descrição
- O usuário eliminou as informações de disciplina FlashCards sobre ES 200 2/11(test 2/13), criado por Usuário eliminado em 12-02-2020.
- Criado por
- Usuário eliminado · fev 2020
- Atualizado
- 12 fev 2020
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- Criado por Jacob Sipple · 6 fev 2020
- Copiado por Jacob Sipple · 12 fev 2020
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