What is the tropical climate and its characteristics
The climates that we can find on Earth are very varied and, each of them, has its own characteristics, as ...
What are wastewater and how they are classified
One of the most dangerous polluting waste produced by the human being is wastewater. With this name all waters are ...
Global warming: Explanation for children
Global warming is one of the most important problems we face in this century and, without a doubt, it is ...
Similarity and difference between animal and vegetable cell
One of the main differences between animal and plant cells is that animal cells have a cell membrane, instead plant ...
Desertification: definition, causes and consequences
Although when talking about desertification, the first thing that comes to mind is the desert, in reality, it is a ...
What is noise pollution for primary school children
Children in Primary learn a lot of information about everything around them and, in general, from life itself. At this ...
What are biosphere reserves with examples
In the early 1970s, UNESCO launched the Program on man and biosphere (MAB). It is an intergovernmental program whose objective ...
Main ecosystems from Mexico and its characteristics
Ecosystems are the home of numerous living beings, where they live and relate to each other and with non -living ...
Why the air is contaminated
Today’s world population uses cars, motorcycles, airplanes and other polluting transports, more and more frequently. Even if it is a ...