Aerial image of Kamarang Mouth Station and airstrip at the confluence of the unpolluted Kamarang River with the mined and heavily polluted Upper Mazaruni River in March 2005, Guyana, South America
A rare net-winged midge (Apistomyia elegans) feeding on umbel flowers by an unpolluted mountain stream, Corsica, France, Europe
A rare net-winged midge (Apistomyia elegans) feeding on umbel flowers by an unpolluted mountain stream, Corsica, France, Europe
