Globally recognized companies—from oil and gas majors to the banking sector and tech—are contributing to greenwashing by snapping up vast quantities of “likely junk” carbon offsets, a watchdog warned Thursday. Globally recognized companies—from oil and gas majors to the banking sector and tech—are contributing to greenwashing by snapping up vast quantities of “likely junk” carbon offsets, a watchdog warned Thursday. Environment Phys.org – latest science and technology news stories