It's June, and the country has already topped its annual average for land burned
                                
                                
                                    (Newser) -
                                    Not yet halfway through the year, Canada has already surpassed its annual average for land burned. With numerous wildfires  burning across five provinces , more than 7.8 million acres have gone up in flames so far this year, according to Canadian Interagency Forest Fire Centre data, topping the 25-year annual...