What happens if there is too much deforestation?

Too much deforestation means:

• More greenhouse gases in the atmosphere.
• More global warming.
• More climate change.
• More glaciers and sea ice melting.
• Fewer polar bears.
• More rising sea levels.
• More flooding of low-lying countries and coastal cities.
• More damaging weather events.
• More heat waves killing old people.
• More crops failing causing famine, initially in Africa.
• More desertification.
• More climate refugees seeking suitable habitats.