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Global warming is occurring rapidly in Arctic marine and terrestrial ecosystems
Chapter 52, Problem 13(choose chapter or problem)
Global warming is occurring rapidly in Arctic marine and terrestrial ecosystems, including tundra and northern coniferous forests. In such locations, reflective white snow and ice cover are melting quickly and extensively, uncovering darker-colored ocean water, plants, and rocks. In a short essay (100150 words), explain how this process might represent a positivefeedback loop (see Concept 40.2
Questions & Answers
QUESTION:
Global warming is occurring rapidly in Arctic marine and terrestrial ecosystems, including tundra and northern coniferous forests. In such locations, reflective white snow and ice cover are melting quickly and extensively, uncovering darker-colored ocean water, plants, and rocks. In a short essay (100150 words), explain how this process might represent a positivefeedback loop (see Concept 40.2
ANSWER:The melting of reflective white snow and ice in Arctic regions represents a positive feedback loop because as the snow and ice melt, and uncover darker-colored ocean water, plants, and rocks,