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← GeographyWhich risk increases when warming tundra causes thermokarst lake formation?
A)Deeper ozone layer over Arctic
B)Decreased albedo from increased water✓
C)Reduced methane hydrate production offshore
D)Enhanced CO2 absorportion by vegetation
💡 Explanation
Decreased albedo from increased open water occurs because thermokarst lake formation increases the amount of surface water, leading to less sunlight reflected, applying albeto principles; therefore energy absorption increases, driving more warming, rather than increased methane or CO2 absorption.
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