Tag: water cycle
Solar energy: what is it?
The Sun represents an inexhaustible source of energy and is present everywhere on Earth, with the exception of the polar zone, which is deprived of it for up to six…
Drought: what is it?
The term drought usually refers to an episode of lack of water more or less long but sufficient for the soils, flora and fauna to be affected. This phenomenon can…
What are the consequences of global warming?
Experts predict that the ongoing climate change resulting from human activities will have some consequences that can be described as positive, such as the discovery of new energy resources or…