A Global Context
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A measure of the number of individuals below 14 and over 65 when compared to the total working aged population.

The zone between protected wild land and land being developed.

A phenomenon in which areas that typically received greater amounts of precipitation become drier and take on characteristics more prevalent in desert climates.

Adapting to the challenges of climate change.

The growing political cooperation between states and their greater use of transnational organizations and global nongovernment organizations.

A storm arising over warm sea water that produces heavy rainfall and punishing winds The terms 'hurricane' and 'cyclone' are also used.

A global change in mortality and fertility that occurred around 1800, but also refers to the four phases of transition.

A logarithmic scale that measure seismic disturbances from 1 to 10.

A rapid increase in the number of people between the ages of 15 and 24.

A term denoting the arrival of Europeans to the Americas, which resulting in vast demographic changes to indigenous populations.

Occurs when birth rates fall to a point that requires less investment in the very young, but before more investment is required on the elderly, and results in the relative and absolute increase of younger, more productive workers.

An indicator used to describe and measure the number of distinct plant and animal species in a given geographical area.

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