SAÉ websites 211-212

Population explosion

Increased longevity

Slow population growth

GDP (gross domestic product)

The wealthiest populations

Global debts

Energy consumption

Carbon footprint

Renewable energies

Energy choices

World food production

Food waste

Food Safety

Water footprint

consumerism

Waste

Waste

Climate refugees

Greenhouse effect

Global warming

Feedback loop

carbon cycle

Deforestation

Desertification

Changes in the oceans

acidic seas

dead seas

Plastic in the oceans

The biodiversity

Biodiversity hotspots

Species extinction

nature service

Pollination