43

Is there reason for the metamorphosis of a geologically formed dune? The formation of sand dunes is within the control of the winds which amazingly, are quite consistent in their decisions.

14

Why the color of leaves are green. It also talks about the process of photosynthesis.

0

An apple seed a day… has the doctor taking your pulse.

6

A few of the very active volcanoes on the planet.

53

What vegetation can be found there? Why is this a good place to mine?

1

Undoubtedly wildfires are dangerous. They are however not necessarily bad because they rejuvenate our ecosystem.