By Maria NeiraGENEVA — The climate crisis is also a health crisis.

By Simon JohnsonWASHINGTON, DC — Our billionaire problem is getting worse. Any market-oriented economy creates opportunities for new fortunes to be built, including through innovation. More innovation is likely to take place where fewer rules encumber entrepreneurial creativity.

By Greta Thunberg, Luisa Neubauerand Angela ValenzuelaMADRID — For more than a year, children and young people from around the world have been striking for the climate.

By Johan Rockström, Joyeeta Gupta and Dahe QinPOTSDAM — More than 600 cities have announced measures to tackle climate change, and more than 680 of the world’s largest corporations have committed to cut greenhouse-gas emissions in line with the 2015 Paris climate agreement.

By Acha Leke , Lohini MoodleyJOHANNESBURG — As home to some of the world’s fastest-growing economies, Africa is an exciting frontier for businesses looking for opportunities to expand in new markets.

By Patricia Balvanera , Unai Pascual, Mike Christie, Brigitte BaptisteBONN — For much of 2019, news broadcasts and social media have been filled with unsettling images of forests engulfed in flames, leaving behind charred, dead landscapes, destroyed homes, and displaced people.

By Anne-Marie Slaughter, Yuliya PanfilWASHINGTON, DC — While much of the developed world is properly worried about myriad privacy outrages at the hands of Big Tech and demanding, and securing, for individuals a “right to be forgotten”, many around the world are posing a very diff

By Froilan Grate, Lili Fuhr MANILA — Plastics have become a hot topic.

By Graciela Chichilnisky, Peter BalNEW YORK — The climate crisis and the 2008 financial crisis are two sides of the same coin. Both were born of the same toxic feature of the world’s prevailing economic model: The practice of discounting the future.