Animación gratuita de Qutab_Guano

Some of these dung mountains were as tall as 100-150 meters. That's twice the height of Qutab Minar. This calcified bird poop is called guano and it contains exactly what the farmers in the United States needed to continue with the demand for more and more food in the cities. Because the bird poop is full of chemical properties like nitrogen that is vital for regenerating soil.

hace 3 años