Ecosystems

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When was the last eruption of the Iztaccíhuatl volcano?

The Iztaccíhuatl is a less active volcano than the Popocatepetl, but not completely inactive There are two volcanoes that characterize the profile of the valley of Mexico: the Popocatépetl and the Iztaccíhuatl. Since ancient times, both promontories have been considered the guardians or immovable witnesses of history that has passed at their feet, from the rise of the Aztec empire to the massive growth of Mexico City. I

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'Limitism', the last resort to save the planet from the ecological crisis

According to George Monbiot, “immense wealth automatically translates into immense environmental impacts, despite the intentions of those who own it. True wealth, almost from its definition, is committing an ecocide ” In recent months, numerous demonstrations and strikes have been carried out not only to raise awareness about the ecological crisis facing the world, but also to call on politicians and characters of great financial influence to exert a forceful change . Ge

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Painting zebra cows prevents them from being bitten by flies

Cows can avoid pickets by dressing up as zebras The cows spend a quiet life grazing in the fields, except for the biting insects, which creates various problems. But their quality of life could improve soon, thanks to the occurrence of Japanese scientists. In one study, painting cows with the characteristic stripes of zebras reduced the incidence of fly bites by about 50%, which could avoid the need to use pesticides to defend them

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Pando is disappearing, which is perhaps the largest living organism in the world

The investigations of Paul Rogers indicate that one of the main causes of the death of the Pando forest is that the concentration of a large amount of both deer and cows has impacted on the survival of the forest It's called Pando and it's close to Fish Lake - Utah, USA. Its peculiarity is not only that it has an area of ​​43 hectares or that its roots keep a genetic secret of approximately 14, 000 years, but that it is the largest and heaviest living organism in the world with its famous aspens. Th

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These are the 20 companies in the world that pollute the most

The Guardian newspaper released a study on the oil activity companies that have most contaminated the planet in recent decades; Mexico's Pemex is among the 10 most polluting The British newspaper The Guardian has launched a project in collaboration with scientists and NGOs with which it seeks to "expose, with exclusive data, research and analysis, the fossil fuel companies that are perpetuating the climate crisis

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Scientists declare that we are in the era of plastic

After the ages of bronze and iron, this period in which we live could become the age of plastic Just listen to the powerful words of environmental activist Greta Thunberg, only 16 years old, about the effects of climate change for current and future generations. His speech accompanies a confrontation with leaders who have the future of the planet in their hands

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Animal intelligence: pigs use tools (VIDEO)

A discovery that brings us closer to pigs Pigs do not have the same acceptance as other species, such as dogs, although in recent years we have seen a slight movement that has popularized them as pets in some parts. Although they are not so popular, scientists have long known that they are a species highlighted by their intelligence

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Few things are more sublime than mountain biking in Nepal, the summit of the world (VIDEO)

A tour of the Himalayas and its breathtaking landscapes Gary Thomas is one of the best downhill cyclists in the world, and probably nowhere in the world can he enjoy this mode like in the mountains of Nepal. Nepal is the country where most of the Himalayas mountain range is located (literally, the place of snow and the home of the gods for many Asian cultures), far the largest orographic system in the world

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This could be the greenest method of dying, but many people are scared

Even death generates a significant impact on the environment, but there are ways to mitigate it Both living and dying involve a high cost to nature. Against this, multiple environmental movements are emerging that promote an ecologically conscious lifestyle: from the reduction of use-throw products to putting pressure on companies that exert significant negative impacts on the environment

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Autumn equinox, September 23, 2018: the delicate balance between light and dark

This Monday, October 23, the equinox is celebrated, beginning autumn in the north and spring in the south This Monday September 23 occurs the autumn equinox, the point of balance between light and dark. At 02:50 am Mexico City time and at 7:50 am universal time, the exact moment of the equinox will take place and with it the beginning of autumn in the northern hemisphere and the arrival of spring in the southern hemisphere

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New images of NASA's Saturn show why it is called 'the jewel of the Solar System'

New images of Saturn show its unique beauty Saturn, with its precious and mysterious rings, is surely the planet that aesthetically attracts the most among scientists. From the already legendary images of the recently disappeared Cassini probe to numerous efforts by the Hubble telescope and other "space eyes", this planet is frequently portrayed and studied

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Observe the conjunction of the Moon and Jupiter this October 3

An astronomical event that opens the month of October Between the afternoon and the night of this October 3, 2019 there will be an unusual astronomical event among all those that can be seen from our planet. It is a conjunction between the Moon and Jupiter, with the addition that on this occasion Jupiter will be easily visible, even with binoculars or a simple telescope

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The human being has eradicated 83% of mammals in the world, according to study

For Professor Ron Milo, the dominant role of humanity on the planet is having a powerful and negative impact (more than you might suspect) The human being represents only 0.01% of the entire population of living beings on the planet; and yet it has managed to destroy both 83% of wild mammals and half of the plants

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The koala is functionally extinct

A dramatic decline in the population of koalas has launched the alert on the survival of this species Recently the Foundation in Australia for Koalas (AKF) announced that in that country the current population of koalas is less than 80 thousand specimens, which makes it a "functionally extinct" species

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Meat consumption: the underlying reason in the Amazon fires

The environmental crisis in the Amazon jungle was unleashed by the ambition of Brazilian farmers As is known, in recent days the Amazon jungle faces one of its worst environmental crises due to a series of fires that have been impossible to control. According to observations made by the National Space Research Institute of Brazil (INPE), the number of fires increased by approximately 85% compared to last year

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When a population of birds is reduced, their songs become more monotonous according to a study

Researchers notice a decrease in the complexity of bird song tones One of the terrible effects that the anthropocene could have and the extinction or massive decline of thousands of species is that the song of the birds, the great emblem of nature, could become more monotonous. Like modern pop music that lacks the thematic and tonal richness of classical music, bird music could suffer equivalent poverty

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Do plants have consciousness like the human being?

A group of pragmatic biologists believe that plant neurobiologists have failed to study plant consciousness. In recent years, the idea that plants, such as humans and animals, have motivated awareness and emotions has become popular. However, more and more pragmatic biologists point out that their defense mechanisms (such as rolling their leaves to the touch of an object, or the way and how quickly they grow when they have company) do not translate into a consciousness similar to that of the humans

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Online porn generates as many carbon emissions as Belgium or Nigeria

Our practices in the digital world also have an impact on the environment If you are worried about the state of the planet, it is very possible that you have taken the time to examine some of your daily habits and the impact they have on the environment. The use of fossil and plastic fuels, the purchase of new clothes, interoceanic air transfers and the consumption of meat, among others, are practices that millions of people carry out frequently throughout the world and therefore have become, despite its apparent triviality, in serious threats to life on Earth

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Bangladesh becomes the first country to give human rights to all its rivers

Should all countries do the same? In recent times we have seen how some countries, in order to protect their rivers or forests, have designated some of them as persons, with human rights. This is a phenomenon that has happened with some sacred rivers in India, or with Lake Erie in Ohio, among other cases, but now Bangladesh, also known as "the land of the rivers" because of the large number that cross it, has approved a law that could lay the foundation throughout the world, with which the Supreme Court has granted legal rights to all the rivers of this nation

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Study determines that planting trees could be the most effective way to save civilization

According to one study, planting trees (not reaching Mars) is the main thing to save civilization There is currently a kind of resignation among many billionaires and men in power. In the following years, global warming could be an unprecedented catastrophic force, and given this, many hope to simply escape to another planet for civilization to continue in a new world