2025 · Q34
Which one among the following is the primary environmental concern associated with permafrost thawing in the Arctic?
General ScienceEnvironment and climate
- ADisplacement of the indigenous communities
- BRelease of Methane and Carbon dioxide
- CSpread of invasive species
- DIncrease of UV radiation
Explanation
The primary environmental concern of Arctic permafrost thaw is the release of the vast stores of methane and carbon dioxide locked in frozen organic matter, which accelerates warming. Displacement, invasive species and UV radiation are secondary or unrelated concerns.