Migration most often originates in rural areas, with people moving to other rural or urban areas within their home countries . In the Amazon, approximately 80% of the population are concentrated in cities due to rural-urban migrations in search of better income, livelihoods and services, in cases associated with extreme floods and droughts . In Ecuador, environmental variables are most likely to enhance international than internal migration . Hurricanes have been seen as positive triggers for international migration in CA . The highlands of Peru see different patterns, including daily circular migration to combine the scarce income from agricultural production with urban income, rather than abandoning farm land .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report