Forest fires which have engulfed Bogota in smoke over the past week have been fueled by highly flammable foreign plant species that have invaded Colombia's capital, experts say.Eucalyptus, pine and gorse cover the Andean mountain range bordering the east of Bogota, where four wildfires have broken out in the past week.
At least 21 forest fires are burning in Colombia as it endures record temperatures, in some cases prompting wild animals to seek shelter in urban areas, authorities said Wednesday.There, a blaze in mountains to the west of the city has been burning since Monday and wild animals have been spotted sheltering in built-up areas.