a new course for america's environmental policy in my view we've already waited too long to deal with this climate crisis. we can't wait any longer. and we see it with our own eyes, we feel it, we know it in our bones. and we see it with our own eyes, we feel it, we know it in our bones. the row between the pharmaceutical company astrazeneca and the european union over a shortage of coronavirus vaccines escalates. travelers coming back to the uk from more than two—dozen countries will have to quarantine in a hotel

for 10 days and pick up the bill. and the games must go on, olympic officials say the tokyo games will take place this summer, just two months afterjapan�*s vaccination programme begins. president biden has set out his plans for dealing with climate change, describing it as an existential threat. he said the us must lead the global response, having already waited too long to tackle the climate crisis. mr biden has signed a raft of executive orders marking a sharp contrast with the policies of the trump administration. among the measures are a moratorium on new oil and gas leases on public land and making climate considerations a part of us foreign and national security policy. our chief environment correspondent justin rowlatt reports.

if ever america needed a warning of what climate change could mean for the country, it got it last year, with record wildfires and an unprecedented series of hurricanes. there is no time to waste, president biden said today. we can't wait any longer. we see it with our own eyes, we feel it, we know it in our bones, and it's time to act. and by appointing one of the country's most senior politicians, john kerry, as his climate envoy, joe biden is demonstrating once more that tackling climate change will be at the heart of his presidency. it is clearly one of his very top priorities. it's why he rejoined the paris agreement within hours of being sworn in as president. california has experienced record

droughts, as well as record fires, in recent years, evidence that even one of the richest states in and of themselves that strange. and how unpredictable everything is, and it's very difficult fibama�*s secretary of state. he says a key objective now is to try and persuade other nations