The document discusses the causes and effects of climate change. It identifies two main causes of climate change: natural causes such as volcanic eruptions and changes in ocean currents and solar activity, and human activities like burning fossil fuels and deforestation. These causes have led to rising greenhouse gases and global warming. Some effects of climate change discussed are impacts to human health, biodiversity loss, and psychological impacts to humans. The document concludes by calling for actions like reducing deforestation, promoting more sustainable practices, and educating the public to address and prevent further climate change.