G-7 final day: What's happening, and what we we've learned so far

President Joe Biden has been here at the southwestern tip of the British Isles since Thursday for discussions with world leaders that have ranged across the coronavirus pandemic, ways to counter an ascendent China and global inequality. The British broadcaster and wildlife expert Sir David Attenborough told world leaders in Cornwall on Sunday that human beings may be "on the verge of destabilizing the entire planet," as he urged them to do more while they are in the U.K. to take potentially planet-changing decisions on climate change."The decisions we make this decade – in particular the decisions made by the most economically advanced nations – are the most important in human history," he said Biden overseas: 4 takeaways from Joe Biden's first meeting with Boris JohnsonAttenborough's warming came as the White House announced that Biden and his fellow G-7 leaders had agreed a "concrete set of actions" to accelerate the transition away from "unabated coal power generation," which is the largest single biggest source of greenhouse gas emissions globally. Leaders committed to the "Carbis Bay Declaration," a series of recommendations and steps G-7 countries will take to prevent a future pandemic.Those steps include cutting the time taken to develop and license vaccines, treatments and diagnostics for any future disease to under 100 days; a commitment to reinforce global surveillance networks and genomic sequencing capacity; and support for reforming and strengthening the World Health Organization.More:COVID-19: U.S. to donate 500 million doses of Pfizer vaccine to the worldG-7 leaders were also asked to donate 1 billion doses of COVID-19 vaccines to poorer countries over the next year.