A recent survey found 89% of just over 1,000 companies planned to cut greenhouse-gas emissions. More of the world’s biggest corporations are taking the fight against climate change into their own hands, aiming to cut their energy costs, pre-empt regulation or burnish their reputations with investors and customers. Apple Inc. has draped its new California campus with solar panels. Wal-Mart Stores Inc. cut the energy consumption of its refrigerators. Steelmaker Thyssenkrupp AG streamlined trucking routes, Dell Inc. made its servers less power-hungry and Microsoft Corp. pledged Tuesday to slash its carbon output. Among just over 1,000 of the world’s biggest publicly listed companies, accounting for about 12% of total greenhouse-gas emissions, 89% have plans to cut those emissions, according to a survey from the CDP, a nonprofit platform for corporate environmental disclosures. That is a 16 percentage-point increase since 2011, […]