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Flashcards in Arctic Deck (3)
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Q

Ecological impacts of climate change.

A

Changing rivers and wetlands impacts freshwater fish.
Species will shift north with the forest habitats.
Some species are likely to decline.
Marine species such as seals and walruses may become extinct.
The ivory gull has seen a 90% decrease in number in Canada in the last 20 years.

1
Q

Environmental impacts of climate change.

A

40% of permafrost likely to thaw, especially in Siberia.
Thickening of the active layer.
Lakes and rivers may drain as land beneath them thaws.
Rivers could flood and create new wetlands.
Warmer temps will increase forest fires.
Increased precipitation could transport pollution from the south to the arctic region.

2
Q

Social impacts of climate change.

A

Loss of hunting culture for the indigenous.
Loss of food security.
Disruption of land based transport due to permafrost thawing.
Enhance marine fisheries.
Increased access for marine shipping.
Enhance agriculture and forestry.