By Tanner Garrity For years, researchers have spent time and resources investigating whether today’s searing heatwaves could have taken place in a pre-industrial climate — a period defined as before 1900, and sometimes as far back as 1720 to 1800. Recently, science has decided that that’s a colossal waste of time. There is zero chance of the planet experiencing heatwaves this frequent and this intense without anthropogenic climate change. “[It’s] an obsolete question,” the authors of a study published last month in Climactic Change wrote. “The next frontier for attribution science is to inform…