Increasing global temperatures and land degradation are forcing more people to migrate, creating a wave of environmental refugees who need U.N. protection, a professor at the United Nations University said.
Janos Bogardi on Wednesday urged the United Nations to recognize that droughts, earthquakes, hurricanes and other environmental factors -- many of which are worsening because of climate change -- have played a role in the migration of millions of people worldwide.
Accurate, comprehensive numbers on environmental migrants are hard to come by, Bogardi said, since migrants often leave home for a variety of reasons.
Still, the U.N. refugee agency estimated in 2002 that there were about 24 million people worldwide who had fled floods, famine and other poor environmental conditions.
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