Polar bears and global warming
The United States has proposed listing polar bears as a threatened
species citing climate change as the culprit. Secretary of the Interior
Dirk Kempthorne said that the rising temperatures in the Arctic are
reducing the sea ice that polar bears need for hunting, making it
difficult to find food. Andrew Wetzler, a senior attorney at NRDC stated
that "The time for half-measures and delay is over,"… "We must face the
scientific warnings and address the challenge now."
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Polar bears are a very charismatic species that might help expose the
effect of global warming in the fauna of the Earth. Given that modern
agriculture is responsible for almost 20% of global warming gases
released into the atmosphere, the choice of diet should be a primary
human concern. The transition to a plant-based diet potentially holds
solutions to some environmental problems.
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