Artic Tundra Case study - Statistics

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Answer Stats
Hint Answer % Correct
How many GT (Giga Tonnes) of carbon are stored here? 1600
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How much precipitation per year (approximately)? 200
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What is Net Primary Productivity in grams/m*2/year? 200
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How many thousands of tonnes of methane are lost from the North Slope? {24}-{144}
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How much of the USA's oil and gas (%) was Alaska producing in the 1990s? 25
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How much of the USA's oil and gas (%) is Alaska producing now? 4
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How many millions of tonnes of CO2 are lost from the North Slope? {7}-{40}
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What % of the TAPS goes over permafrost? 75
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How many refigerated supports are along the pipeline? 78,000
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How many million km*2 is it? 8
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How many miles long is the Trans-Alaskan Pipeline System (TAPS)? 800
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What measures a surface's reflectivity, defining how much solar energy it reflects versus absorbs? Albedo effect
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Who recently broke the record for longest lateral drilling tunnel on the North Slope? Conco Philipps
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What does lack of vegetation lead to little of? Evapotranspiration
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What is the pipeline built to do to prevent oil spills during an earthquake? Flex
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How are the TAPS managed to reduce impacts on the Alaskan Tundra? Insulated gravel pads | Elevated pipelines
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What is an example of the above rock type? Limestone
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When is the warmer (growing) season? {May-October}
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What is the main types of rock found in Brookes Range Mountains region? Metamorphic | Igneous
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What has led to melting of the permafrost due to the urban heat island effect where dust particles cause the albedo affect and removing vegetation speeds the process of melting. Mining Industry
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When is the colder season? {November-April}
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What was found in the North Slope in the 1960s? Oil
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What makes a impermeable layer which prevents infiltration which leads to a lack of groundwater? Permafrost
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Where is most of this carbon stored? Permafrost | Soil
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What is the main type of rock found in the north slope region? Sedimentary
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Is the carbon cycle slow or fast? Slow
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What does most of the precipitation fall as? Snow
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What is it called when metropolitan areas experience significantly higher air and surface temperatures than surrounding rural areas due to human modification of the landscape, including high-density buildings and impervious surfaces (asphalt/concrete) that absorb and store heat, combined with reduced vegetation for shade and cooling (transpiration)? Urban heat island effect
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