Human history and the environment
BlueHelmets for climate change?
BlueHelmets
‘BlueHelmets’ (or Blue Barets) are soldiers of the UN being sent to countries where people have problems because of armed conflicts. Maybe you are considering to become a BlueHelmet in the future to help building a better world. Perhaps… read more
Maya cities died from environmental crisis
The latest archeological finds in Guatemala seem to support the theory that the Maya civilisation, that once blossomed there, was victim of their own impact on the environment. Especially deforestation made life in the cities unbearable. This is the opinion… read more
Early farming methods caused climate change
Farmers thousands of years ago cleared land by burning forests and moved to a new area once the yields declined, say scientists.
Farmers who used “slash and burn” methods of clearing forests to grow crops thousands of years ago could… read more
Rising sea levels: Survival tips from 5.000 BC
With rising seas lapping at coastal cities and threatening to engulf entire islands in the not-too-distant future, it’s easy to assume our only option will be to abandon them and head for the hills. There may be another way, however.… read more
Terra preta, catching carbon
Terra preta (“dark earth” in Portuguese) is the name of very dark, fertile soils found in the Amazon Basin. It owes its name to its very high charcoal content. It is also known as “Amazonian dark earth” or “Indian black… read more
