Maersk is investing in 19 new container ships that will be fueled with methanol. But it's a controversial alternative fuel to oil. The world's second-biggest shipping company runs around 700 container ships in total. Is it a serious investment in the future?
It's a race against time and more and more governments and companies are responding with pledges or actions to prevent climate change. This series dives deep to understand just how credible and serious these efforts are.
