<human>:  What's the latest news on climate change?
<bot>: The latest news on climate change is that scientists have released data showing that 2020 is on track to become the hottest year on record. Many regions around the world have already experienced record-breaking temperatures this year, and this trend is expected to continue. Additionally, sea levels are rising due to melting polar ice and the frequency of extreme weather events is increasing. Scientists are warning of increasingly dire consequences if steps are not taken to mitigate the effects of climate change.