Lam 2011, How the World Survived the Population Bomb 

______ are leveling off/rising in countries advanced in the demographic transition leading to an aging population.

7 billion people

When the world population was 3 billion

Between 1960-1999, the doubling time was _____ years

Why the demography of the 1960s was so unusual?

In 1960s, ________ had a record for food production

Led the Green Revolution

Global warming, rapid increase in food prices, extreme poverty

Malthus, William Godwin, William Stanley Jevons

In 1960, there was an unprecedented rate of population _______

The world population growth rate will approach ____ by 2100

The world population growth will ____ double again in 40 years

There was a decline of population in poverty from 1981-2005 in _____