Far North news in brief: Pedestrians take care; and forest fire suspicious / Tree rings and fire scars show fewer forest fires burn in North America today than in the past / Fighting back flames: Expats join forces with the WWF to protect against forest fires / Research reveals how media coverage helped successfully mitigate forest fires in the Brazilian Amazon / Fighting forest fires more efficiently from the air / Portugal brings deadly forest fires under control / Portugal burns: 100 'out of control' forest fires are visible from space after destroying thousands of hectares - as state of emergency is declared / 95% of forest fires in Spain are sparked by human actions / Forest fires in Turkey under control: minister / Less severe forest fires can reduce intensity of future blazes