One of the wake up call is changing climate,it is not good experience,
Iowa ;Hamburg case is showing different situation
Settlement is on the lower ground,all best the victims of flood disaster,flood prone areas,Disaster,a massive of deluge of rain and melting snow,failed to save a levee,

Nature »  Environment  Animals  Insects  Endangered Animals  Plants  Forest  Ice  Atoms  Universe  Planet Earth  Seas & Oceans  Climate  Weather  Natural Disasters  Discoveries  Nature Protection  Ecological Destruction  Prehistoric  Human

usausa