In a year when an estimated half of the world鈥檚 population goes to the polls, what do the results so far mean for the planet we call home? And how could the looming US election, happening just before the next big UN Climate Conference, change things?
Join Justin Rowlatt and special guests to get up to speed on what those in the know think you should be looking out for, where there鈥檚 hope as well as challenge, and what will really make a big difference.