The octopus “feel” the bad smells with tentacles
When we have to decide if a food is still good to eat or has gone bad, we humans use ...
How the climate vegetation influences
The presence of trees and plants, that is to say all the existing vegetation, influences the weather. At the local ...
Consequences of deforestation for children
Trees are one of the most precious natural resources we have and, unfortunately, also one of the most threatened. Therefore, ...
Marine pollution: causes and consequences
The oceans represent more than 70% of the earth’s surface and house 97% of the water that exists on the ...
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 ...