International Firefighters , Join Forces to Fight , Canadian Wildfires.<br />Fire crews from ten different <br />countries have joined forces <br />to fight the Canadian wildfires. .<br />'The Guardian' reports that firefighters from <br />the United States are also helping <br />to combat the fires.<br />U.S. Forest Service Deputy Fire Chief Dustan Mueller <br />led a team of federal firefighters who helped fight <br />one of the 2,765 fires that have raged in Canada this year.<br />The record-breaking fire season has charred , over 14 million acres of land in Canada. .<br />The trees are like little matchsticks <br />– and just as flammable, Dustan Mueller, U.S. Forest Service deputy fire chief, via 'The Guardian'.<br />'The Guardian' reports that the wave of fire has <br />also stretched emergency resources thin, even as <br />the annual fire season still has months to go.<br />Currently, , 161 wildfires , continue to burn across Canada.<br />78 of those fires , are still considered to be , out of control.<br />The fires have left large swaths of the U.S. blanketed <br />by thick smoke, with Chicago and Detroit registering <br />the most unhealthy air in the world this week.<br />The fires have left large swaths of the U.S. blanketed <br />by thick smoke, with Chicago and Detroit registering <br />the most unhealthy air in the world this week.<br />'The Guardian' reports that the international nature <br />of recent firefighting efforts highlights the growing <br />climatological danger facing the entire world. .<br />'The Guardian' reports that the international nature <br />of recent firefighting efforts highlights the growing <br />climatological danger facing the entire world.