other

Question 1

what are the two type of environment challenges

Answer 1

systemic ( direct impact on systems – climate change
• global action ) and cumulative ( act in concert with other changes – deforestation and soil degradation
• local action )

Question 2

what can be define as ownership issues

Answer 2

the tragedy of the commons

Question 3

why is poverty bad for the environment

Answer 3

inability to protection environments

Question 4

what are the 2 biggest threats to our environment

Answer 4

poverty and unequal distribution of

resources

Question 5

Why Markets Fail the environment challenges

Answer 5

not all resources can be owned
• externalities
• air pollution, nuclear waste, etc.
• governments often provide subsidies which distort markets
• trade subsidies to encourage exports
• energy subsidies aimed at large supply projects (oil, coal)
• cost accounting
• incomplete information
• discounting of the future

Question 6

what can politic do for the environmental problems

Answer 6

taxation, laws

Question 7

what are The three E’s of sustainability

Answer 7

equity, economics and ecology

Question 8

what can be define as The Runaway Train

Answer 8

The rise in population and pollution, the acceleration of technology,
and the concentration of wealth and power, are all runaway trains
• As we’ve seen over the course of this semester they are all linked together - poverty is key element

Question 9

what can be define as The Dinosaur

Answer 9

• Hostility to change from vested interests, coupled with inertia at all levels of
society
• Rooted in “market fundamentalism” - the idea that markets, left to their own
devices, will solve all problems
• Like the dinosaurs, the days are numbered for these outdated ideas

Question 10

what can be define as The House of Cads

Answer 10

History shows us that civilizations fall quite suddenly

Question 11

what are the 4 things needed for a efficient agriculture ( right now )

Answer 11

cheap labor
fertil soil
good climate
affluent costumers

Question 12

what is the bad side of biotechnology to increase efficiency in seeds

Answer 12

the poorest have to rely on the richest

Question 13

blue revolution =

Answer 13

aquaculture 40% of global fish

Question 14

issues with aquaculture

Answer 14

escarpment of fish dangerous for ecosystems
disease and sea Lise
predator control ( kill other species )

Question 15

what is one solution to the issues of aquaculture

Answer 15

close containment or increase biomass

Question 16

what is agroecology

Answer 16

set of process that try to mimic natural process in agriculture

Question 17

what does agroecology focus on

Answer 17

interaction of the species ( diversity )

Question 18

what are some problems of agriculture

Answer 18

Deforestation,
chemical pesticide
lost of soil and chemical into water
drought ( lost of trees )

Question 19

what are some benefits of agroecology

Answer 19

water regulation
soil enrichment 
micro-climate ( provide water and shade ) 
carbon sequestration ( trees ) 
Biodiversity 
crop polination 
natural pest control 
wildlife habitat

Question 20

benefits for the famers ( agroecology )

Answer 20

increase quality of life, increase yield, diversification of their activity, higher income, social development,

Question 21

what is Agri-silvi-cultural system

Answer 21

trees and crops mixed

Question 22

what is silvo-pastoral system

Answer 22

trees and livestock mixed

Question 23

what is agro-silvo-pastoral system

Answer 23

trees, livestock and crops mixed

Question 24

what are the bad aspects of agroecology

Answer 24

a lot of labour, a lot of knowledge, takes a long time, good planning and more money short term

Question 25

what is the efficiency paradox

Answer 25

as more efficient= use more

Question 26

what are the 3 energy that doesn’t come from the sun

Answer 26

nuclear, tidal power and geothermal

Question 27

how is economic growth into the issue

Answer 27

economic growth is link with energy use