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Global warming, greenhouse effect, climate change and their relationships

We must be clear the difference between these three phenomena on Earth, although they are so closely related to each other that it is almost impossible to talk about one of them without mentioning the other two. These natural conditions of our planet, existing for millions of years, are linked to other characteristics such as [...]

The ABC of Wildfires: Australia, Brazil, and California

Every year vegetation fires occupy more inches in the media. And is not for less. Along with greenhouse gas emissions and the extinction of species, forest fires have for decades become one of the great threats to the Earth's climate system and therefore to the life that develops on it. These fires, some of great [...]

Meaning and importance of the environment and biodiversity

World Environment Day is celebrated on June 5 of each year. In 2020 the venue of the event will be Colombia. Around 30 experts will participate in six academic panels that will be held that day. Topics to be discussed will be the Amazon, air quality, health, circular economy, and climate change. The central theme [...]

Australia: A mirror for the world?

Could Australia be the first area of the planet with a climate change concluded? Not only are the mega fires out of control, which with their violent flames devastate everything they find in their path. Now other phenomena join the fires, increasing the anguish and misfortune of its poor inhabitants, animals and vegetation. As if [...]

Summary and conclusions of the Rio Summit. Second Earth Summit

Revised January 2020 The Rio Summit was a fundamental meeting, more important than most people think. In Río de Janeiro set the foundations for the fight against climate change and face the threats that loom over life on Earth, with a view to the 21st century. The United Nations Framework Convention on Climate Change (UNFCCC) [...]

Can the multiplication of gas pipelines in Europe face the Paris Agreement?

New technologies allow the construction of long gas pipelines at high speed Published in January 2019. Reviewed in December 2019 (These days the Nord Stream-2 gas pipeline is world news because the United States Congress has approved sanctions related to the Russian gas pipeline that will take natural gas to Germany, [...]

Air pollution in big cities is also a topic

At first sight the concern about air pollution, smog or pollution in cities, has been relegated to the background by universal and more alarming issues, which monopolize more headlines, such as global warming, climate change, the recent fire in the Amazon, the active hurricane season, the melting of the world's glaciers, the defrost of Arctic [...]

Why does the lung of the world burn?

It is no little that is at stake in the Amazon rainforest. The lung of the world should not be a token in a casino roulette. This biodiversity emporium is about 7 million km2, it is 12 times the size of Spain, it has 80,000 kinds of trees, 140,000 species of plants, 20% of the [...]

Why does the Amazon burn?

Today the news of the Amazon fire is the title of almost every newspaper in the world, in the most varied languages. In addition, it is a trend topic with more than 1.5 million tweets combined between the three variants of the theme on Twitter. The lung of the planet has been burning for 16 [...]

World Population Day

Why is World Population Day celebrated on July 11? The UN established this date because that day, in 1987, the world population reached 5,000 million people. Since then this figure has increased by more than 50%, surpassing the 7,600 million inhabitants. The numerical growth of humans in the 20th century was explosive. In 1900 the [...]

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