Ecosystems Flashcards
What were the causes of deforestation in Malaysia?
Largest exporter of palm oil
Clear felling for timber
Mining for metal ores
Building of Bakun dam
Population has tripled in 50 years
What are the effects of deforestation in Malaysia?
Soil erosion from heavy rainfall
Loss of biodiversity(9% of forest lost)
Contribution to climate change
Air and water pollution
What are the opportunities of Svalbard?
Over 100 species of fish in the Barents sea
70,000 tourists come each year
300 coal miners
Geothermal energy
300 students at the university
What are the challenges of Svalbard?
Too cold and 24hr darkness in winter
3500 polar bears
Overground pipes only so permafrost doesn’t thaw
Only accessible by boat or plane
Strong winds
What do pump stations do in the Alaskan pipeline?
Heat and pressurise the oil
What do the raised supports do on the Alaskan pipeline?
Raised 3m above ground to avoid melting permafrost and to allow caribou migration
What do the Teflon slippers do on the Alaskan pipeline?
Allows it to be flexible in the event of an earthquake
What does insulation do in the Alaskan pipeline?
Warms the pipe for flowing oil
What do PIGS do in the Alaskan pipeline?
They are robots used to clean,repair and inspect the pipeline remotely
What are the 6 rules under the Antarctic treaty?
No territorial claims
Ban nuclear tests
Share scientific research
Ban mining until 2048
Dispose of all waste off Antarctica
Protect all plant and animal life
What is the IAATO and what are the rules?
A group of Antarctic tour operators that only allow cruise ships with 500 people or less,animals can’t be fed, no interference with scientific research
What is greenpeace?
An NGO campaigning for environmental conservation
Created a no fishing area in Antarctica
