<human>:  What are the five most important things to understand about climate change?
<bot>: 
1. Climate change is a long-term alteration in the global climate that is caused by human activities such as burning of fossil fuels and deforestation.
2. Climate change is having a significant and far-reaching impact on our environment, from melting ice caps and rising sea levels to more extreme weather events.
3. Scientists are in agreement that the main driver of climate change is the release of carbon dioxide and other greenhouse gases into the atmosphere.
4. The global climate is becoming warmer, with long-term impacts on our environment, ecosystems, and human societies.
5. Climate change is a global issue that requires all of us to take action to reduce its impacts and to mitigate further damage.