Environment

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West Asian environment – Mesopotamia and Iran

By | 2017-09-13T17:06:10+00:00 September 13th, 2017|Environment, West Asia|

Snow in Afghanistan West Asia is a dry place, where it's always hard to get enough water and there are a lot of fights over water. The easternmost part of West Asia is Afghanistan, which is mountainous and cold in the winter. On the other side of Afghanistan is China, and for the most [...]

Black Sea – West Asian Environment

By | 2017-09-13T16:58:01+00:00 September 13th, 2017|Environment, West Asia|

Black Sea coast (from Turkey) The Black Sea was originally a fresh-water lake. In the Stone Age, many people lived around the edge of this lake. But around 7000 BC, as the world came out of the last Ice Age and all the glaciers melted, sea level rose. The Mediterranean Sea spilled over the little bit of land that separated it [...]

West Asian environment – Little Ice Age to global warming

By | 2017-09-11T00:14:43+00:00 September 11th, 2017|Environment, West Asia|

Iraqi oil production (2000s AD) In the 1500s AD, a global cooling period known as the Little Ice Age affected people all over the world, from the Navajo and Iroquois in North America to the French in Europe and the Mongols in Central Asia. West Asia was no exception. In the Ottoman Empire, after the death of Suleiman the Magnificent, it was very cold and there [...]

What are llamas? South American animals

By | 2017-09-08T16:00:40+00:00 September 8th, 2017|Environment, South America|

A llama in Bolivia Llamas evolved from camels. Camels evolved in North America about 45 million years ago. They lived in the Rocky Mountains and all across the southern part of North America. While they were still in North America, some camels evolved into llamas. Llamas spread from there south into South America about 3 million years ago. [...]

South American environment

By | 2017-09-08T15:55:23+00:00 September 8th, 2017|Environment, South America|

The Andes mountains run down the Pacific side of South America South America is a long, narrow continent running from the equator down nearly to the South Pole. So the north part of South America, near the equator, is generally hot and wet. In the south part of South America, near the South Pole, [...]

Roman environment – Ancient Rome

By | 2017-08-31T22:48:12+00:00 August 31st, 2017|Environment, Romans|

Tiber island The city of Rome itself has tremendous environmental advantages, which made it easier for Rome to become an important city. Rome is located at the first place that people can easily cross the Tiber river, so it is the natural location of the main north-south road in Italy. The reason you can [...]

American environmental change

By | 2017-08-11T08:34:25+00:00 August 11th, 2017|Environment, North America|

Hunting Passenger Pigeons, about 1800 AD The story of the environment of North America after 1500 AD is one terrible change after another. Shortly after 1500 AD, most of the people living in North America seem to have died. They caught diseases from European people who had been trading with them. By 1700 AD almost nobody lived [...]

North American environment – Native Americans

By | 2017-08-08T09:05:58+00:00 August 8th, 2017|Environment, Native American, North America|

The north Most of North America was (and is) just not very good for people to live in. That's why not that many people lived in North America before 1500 AD. In the north, it's too cold to support very many people. The winters are too long to grow crops, and there isn't enough plant life growing wild [...]

Cherokee environment – Native Americans

By | 2017-08-08T08:08:01+00:00 August 8th, 2017|Environment, Native American, North America|

A waterfall in what is now the south-eastern United States Where people of the Cherokee nation lived, in what is now North and South Carolina and Georgia, was a great place to live. It never got very cold - even in winter it hardly ever snowed - and it never got that hot either. There was plenty of water, [...]

Bison history – North America

By | 2017-08-08T01:11:20+00:00 August 8th, 2017|Environment, North America|

A bison losing his warm winter coat Bison (we used to call them buffalo) are a kind of cattle, like cows. Like other cows such as the aurochs, bison came originally from Asia, and they probably travelled over a land bridge to get to North America. This might have been around 10,000 BC. The bison replaced an earlier kind of [...]