It is not every day that a surfer and environmental campaigner addresses the annual general meeting of one of the world's biggest oil companies. But that is what happened earlier this year, when Australian Heath Joske spoke to shareholders of the Norwegian firm Equinor at its AGM in the city of Stavanger. BBC NEWS
Read MoreCan it ever be green to buy clothes and only wear them once? Well it might be, if you buy second-hand ones and sell them again when you're finished with them. Sylvie Mackower, 20, from London wasn't thinking about the environment when she set up an account on an app called Depop to sell on items she no longer wore. BBC NEWS
Read MoreWhile trees in the rest of urban America are dropping like fall leaves, Baltimore’s urban forest has actually gotten bigger. Not much bigger—only one percent—but bigger nonetheless. Baltimore’s secret to keeping its streets green is surprisingly simple: they monitor their trees more closely than almost any other city in the country. REASONS TO BE CHEERFUL
Read MoreInnovations such as roads that reflect heat and water-absorbing pavements that will help the Olympic Games in Tokyo be a carbon neutral event, could also be adopted by other cities looking to mitigate climate risks, urban experts said. PLACE
Read MoreFrom Singapore to Berlin, cities have been looking at new transport technologies to cut traffic and climate-warming emissions. Could flying taxis in Dubai be a solution? PLACE
Read MoreFarmers are feeding their livestock the larvae of black soldier flies—an abundant, sustainable snack that’s quietly greening the industry, one maggot at a time. REASONS TO BE CHEERFUL
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