Lack of rainfall for an extended period of time
What is a drought
What is the Sun
Catching too many fish so that the fish stocks cannot renew themselves
The upper level of groundwater
Water is a water table
A resources that can regrow or reproduce as long as it is not overused
What is a renewable resources
Plates that move beneath the Earth's surface
What are plate tectonics
The amount of saltwater on Earth
What is 97% of water on Earth
What is a staple
What are wetlands
Describes an approach to using resources in a way that does not use them up or destroy them for a long time
What is sustainable
An area of land that rises above the surrounding land
What is a plateau
A layer that absorbs harmful ultraviolet raise from the sun
What is the O-zone layer
A fishing ship that catches fish by dragging a net along the sea floor
What is a trawler
A plain formed by a deposit of sediment where a river enters a lake or ocean, typically in a triangular shape
What is a delta
Gold, iron, coal
What are 3 examples of non-renewable resources
Results in fjords (Ice valleys)
What is one result of ice erosion
The amount of water you require to produce the things you consume and to remove the wastes you produce
What is a water footprint
Using different crops in one area
What is crop rotation
A mass of warm water that travels from the western to eastern Pacific
What is El Nino
It's 329L per person every day
How much water does one person consume every day
A tool that measures the magnitude and duration of a disturbance of the ground
What is a seismograph
Resouces shared by all people (e.g. water)
What is a Global Commons
5% organic material, 25% water, 25% air, 45% mineral matter
What is the composition of soil
A raised bank on the edge of the river channel
What is a levee
The results of an annual evaluation of countries made by looking at life expectancy, income, and literacy
What is the Human Development Index(HDI)