Natural and artificial light sources and heat: examples
The light and heat that come from the sun are fundamental for life on our planet and, in addition, in ...
Types of soils and their main characteristics
The soil is the fundamental system that supports life on earth. The soil includes both the geological part and the ...
What are the pollutant agents of the water
Water is an essential element for the life of living beings. Many of human activities need water such as industry, ...
(Also) The orcies kiss with the language
Even the orche kiss with the language, and apparently they do it even when we don’t look at them. The ...
What is an aquifer: definition and how it is formed
Groundwater is one of our most valuable resources, although you probably never see it or do not even realize that ...
What are national and natural parks and their differences
There are many geographical areas that, due to their exceptional wealth of flora and fauna, become protected areas from an ...
What is drinking water and its characteristics
It could be said that drinking water is a scarce but essential good for human life. Having drinking water means ...
The dominance of males between primates is not at all obvious
The myth of the Alfa male is crack: between primates, the struggles between males and females are surprisingly common. For ...
World Environment Day: What is it, why and how it is celebrated
Within the culture of environmentalism, there are certain initiatives promoted by the most representative social agents and, a good example ...