Guardian: Climate change will threaten the viability of grassroots sport in Australia, and elite tournaments will have to adapt to rising temperatures, extreme rainfall and shrinking snow cover, a report has warned. The extreme heat policies of sports such as tennis, Aussie rules and cricket will have to dramatically improve to protect the health of competitors at all levels, the Climate Institute analysis concluded. The report, featuring a foreword from former AFL chief executive Andrew Demetriou, warned...