Villages established in valleys usually consisted of houses built on long and narrow plots of land.
There are various plans for eliminating brownfield sites in cities, but there are negative...
The huge dam built on the Colorado river in the US was named after a former American President.
Remarkable civil engineering works to continue the Netherland's centuries-long fight against the...
This animation demonstrates the main sources of air pollution: Agricultural, industrial and...
Machinery that pumps crude oil to the surface
The current global economy has evolved from private enterprise.
Pollution is the negative effect of human activity on the natural environment.