conditions on land: this is what it looks like in the Osnabrück region about 258 million
conditions on land: this is what it looks like in the Osnabrück region about 258 million
soil: on just one square metre you’ll find around 30 isopods, 100 earthworms, a million
soil: on just one square metre you’ll find around 30 isopods, 100 earthworms, a million
Glacials and Interglacials alternating during an ice age? This process is controlled by periodic changes of the earth’s axis and orbit around the sun – the
However, the underlying cause of the last ice age lies almost 30 million years further
There is no doubt about it: we humans influence the climate. The exhaust fumes from our civilisation are heating up the atmosphere, the oceans and the land
gas carbon dioxide in the atmosphere is higher than it has been in the last two million
Sown, irrigated, fertilised, harvested and – thrown away? A lot of food ends up in the rubbish. Often we buy too much or store things badly. But sometimes
Above all bread, fruit and vegetables, together more than 12 million tonnes of food
There will probably soon be small stations on the moon or Mars. People will then live there for a limited time and explore the environment.
It would probably take practically a million years.
Beneath the Osnabrück region, a geological phantom slumbers:
– possibly a huge magma chamber that rose from the Earth’s interior at least 70 million
The sun is the largest object within our solar system. It also has by far the largest mass. The sun consists mainly of hydrogen and helium.
the core of the sun is so high that hydrogen is converted into helium at up to 15 million
The history of life is also a history of death. Again and again there have been smaller and larger mass extinctions. Five of them were particularly severe: 70
After the mass extinction at the end of the Triassic period, 200 million years ago
From rock layers of the Australian Ediacara Hills, which are approximately 600 million
