Slide 1 Frogs Slide 2 Prehistoric Frogs Did you know amphibians have been around for... an estimated 350 million years. The earliest known frog appeared about 190 million…
Slide 1 Prepared by O.Sopel The lecture 1 Tropical hygiene Slide 2 THE PLAN 1.Introduction 2.Hygienically characteristic of the climate 3.The heating microclimate and its…
Slide 1 1 Tropical hygiene. Hygienic description of climate and weather of hot and low latitudes (features of sun radiation, vibrations of days and seasonal parameters of…
Wladimir Köppen (1846-1940). Born Saint Petersburg, Russia, doctorate 1870 Leipzig, effects of temperature on plant growth. 1872-1873 Russian meteorological service. 1875…