background clay crack cracked dehydrate desert desiccate Dirt drought dry ground heat hot Mud parch parched southwest texture thirst thirsty baked cracks earth arid bare natural nature sere Soil water shortage abstract desertification ecological ecologist ecology land movement planet save shape shapes terrain UP very dry mud everglades fango flats sediment textures tierra coastline cyprus distance distant evening far landscape mediterranean mountains sea shore view waves plant prickle Prickly sharp spike spine spiny thistle wild coast dusty hill island mountain northern panorama sandy