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 ...
Ecological Succession: Definition, stages and examples
Have you ever thought about how it is possible that volcanic areas like Hawaii are full of life? Or how ...
How are groundwater formed
The groundwater is those that are below the earth’s surface. The Water of the subsoil They are a part of ...
Measures to avoid air pollution
A growing reality in the world is air pollution, with the big cities that present higher levels of pollution. This ...