If the rains fail it can cause<span> drought in addition to natural factors, the land is marginal. Human activities such as overgrazing, overcultivation and the collection of firewood can lead to desertification, particularly when combined with drought conditions. hope this helps and plz rate below :)</span>
The answer to your question is knowledge. Scientific knowledge is the information gathered by the systematic study of nature.
Meteor = Space rock
Asteroids= small rocky object
Comets= ball of ice
Planet= travel around starts
Orbital radii= average distance from sun
Many polish civilians perished and more people were put in concentration camps making Poland a little less polish.