Top answers

What three factors make up the criteria of a biodiversity hotspot?

Species richness, endemism and level of threat
IW
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What is the UN Brundtland definition of sustainable development?

Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs
IW
4706 Views

Explain why certain natural disasters prove to be extremely costly in terms of economic damages.

A natural disaster is defined as a hazardous natural event such as a tsunami, which leads to signficant damage to the human population. The economic damage often increases when wealthier countries are impact...
FD
Answered by Fleur D. • Geography tutor
3664 Views

Do global superpowers reflect the 'north-south' divide?

Global superpowers can be defined as states which are powerful on the global stage, both explicitly through their role in global institutions such as the UN and implicitly through their influence. Since the ...
PR
Answered by Phoebe R. • Geography tutor
3810 Views

Describe the formation of a waterfall?

Waterfalls form where there is a layer of hard rock on top of a layer of soft rock. The soft rock is eroded more quickly and undercuts the hard rock creating a ledge. The overhanging ledge is unsupported and...
EB
Answered by Emily B. • Geography tutor
4079 Views