KS2 Geography. Biomes. A short video for pupils aged 7 to 11 investigating two of Earth's major biomes - savannahs and ...
About 10% of the Sami - mostly those involved with reindeer - move their animals across the tundra coniferous forest biomes in response to the seasons. So whilst at first this may seem like a ...
The tundra biome contains only about 3% of the world ... cyanobacterial components is a major source of soil nitrogen. Animals have extended hibernation periods or migrate seasonally.
The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth. Huge volcanoes erupted, releasing 100,000 billion metric tons of carbon ...
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