Climate change and birdsong

Available for over a year

With much of the world’s population staying indoors, there are fewer cars on the roads, planes in the skies and workplaces and factories open. Will this have an impact on climate change? Plus as the streets become quieter, is it just us, or have the birds begun to sing much more loudly? (A woman wearing a respiratory mask rides a bicycle past a closed factory where Fiat, Jeep and Alfa Romeo cars are built in Turin, Italy. Credit: Nicolò Campo/Getty Images)