In the next few decades, scientists expect we’ll see an ice-free Arctic Ocean throughout the summer. That prospect got much closer in 2020, due in part to the exceptional summer heatwave that roiled the Russian Arctic.
The last time CO2 concentrations reached today’s level was 3 million years ago, during the Pliocene Epoch. Hear from geoscientists who see evolving conditions in the Arctic as an indicator of how climate change could transform the planet.
Rather than completely disappear – even when vaccines become available- it’s likely that the coronavirus SARS-CoV-2 will be added to the family of infectious diseases known as “endemic” in the human population.