What are the impacts of climate change?

Climate change impacts everything, with scientists predicting the loss of one or two species out of every five by the end of the century if current trends continue. Australia, a mega-diverse and ancient continent, is particularly vulnerable due to its many species with tiny distributions, making them susceptible to changes in the planet's metabolism. This could lead to a higher rate of species loss in Australia compared to other regions.

Warming oceans are causing coral bleaching events, leading to the loss of large amounts of coral reefs. In the Amazon and other tropical forests, changing rainfall patterns and warming could lead to ecosystem collapse as trees die, disrupting the natural recycling of rainfall. Climate change also alters the length of seasons, causing spring to occur earlier and be shorter, which can decouple essential ecological phenomena like plant pollination from insect availability.

Australia's increasing temperatures raise concerns about mosquito-borne illnesses like dengue fever and malaria spreading to the southern parts of the country due to climate change and international travel. Additionally, water security is a significant concern, with areas like Crookwell experiencing water shortages and unusually high temperatures in what should be cooler months.

In regions like the Solomon Islands, people who rely on their land for food are experiencing unpredictable weather patterns, such as excessive rain or prolonged dry seasons, which negatively impact crop yields. Australia's surrounding mega-diverse islands are also highly vulnerable. Indigenous communities, such as the Wiradjuri and Wailwaan people, view all living things as kin, and the destruction of their environments through lack of water, heat, and fires causes deep heartache.

Many communities in the Pacific, particularly those living on coastal and atoll islands like Malaita, are experiencing severe impacts, with villages and homes being washed away by rising sea levels. This forces displacement, leading to social and psychological problems for those who lose their land and homes.

Our population is largely unprepared for the potential disasters brought by climate change, including increased flooding, fires, and heatwaves. The Australian bushfires of 2019-2020, which burned an area almost the size of England, exemplify unprecedented conditions caused by the hottest and driest years on record. These fires, clearly influenced by human-caused climate change, led to 33 deaths, over 2000 burned houses, and threatened species like the Wollemi pine.

The concept of 'solastalgia' describes the homesickness felt when one's environment changes around them, a feeling intensely experienced by people in the Pacific. The video concludes by emphasizing that the impact of climate change is real and ongoing, affecting vulnerable populations globally. It urges immediate action and collective effort to address these challenges.