Streams in northern Alaska are turning a cloudy orange, and scientists think the cause is metals like iron leaching from melting permafrost as the Arctic rapidly warms. Also, summer has barely begun in the Northern Hemisphere but extreme heat is already baking Pakistan, where climate disruption is also bringing frequent catastrophic floods. What it’s like to be in Lahore right now, how people are trying to cope and why these climate disasters are compounding Pakistan’s economic and security challenges.  And Claudia Sheinbaum, the first woman to be elected President of Mexico, has a background in climate and energy, having co-authored two IPCC climate reports and later implemented clean transportation projects while mayor of Mexico City. She has pledged to boost renewable energy in Mexico but her political links with the current oil-friendly administration could present challenges to reaching green goals. --  One of the best ways you can support our journalism is by sharing Living on Earth with a friend! Learn more about your ad choices. Visit megaphone.fm/adchoices