While everyone around the world feels the effects of climate change, the most vulnerable are people living in the world's poorest countries, like Haiti and Timor-Leste, who have limited financial resources to cope with disasters, as well as the world's 2.5 billion smallholder farmers, herders and fisheries who depend ...

Who is the main cause of climate change?

Human activity is the main cause of climate change. People burn fossil fuels and convert land from forests to agriculture. Since the beginning of the Industrial Revolution, people have burned more and more fossil fuels and changed vast areas of land from forests to farmland.

Who is affected by climate change in Australia?

Ecosystems: Among Australia's terrestrial ecosystems, some of the most vulnerable to climate change are (1) alpine systems as habitats shift to higher elevations and shrink in area; (2) tropical and subtropical rainforests due to warming temperatures (moderated or intensified by rainfall changes); (3) coastal wetlands ...