CLEAN : Nearly half of world's population "very vulnerable" to climate change: IPCC report

The video highlights the urgent need for climate action due to a closing window of opportunity. It discusses the vulnerability of 3.3 to 3.6 billion people globally, particularly in small island states and areas affected by poverty. Coastal cities are emphasized as critical areas for action, with options for adaptation including seawalls and ecosystem restoration. The report also addresses regional impacts, noting the importance of action despite global conflicts like the war in Ukraine. Ignoring climate change is not an option due to its existential threat.

What is the estimated number of people globally vulnerable to climate change?

• 2.5 to 3 billion

• 3.3 to 3.6 billion

• 1.5 to 2 billion

• 4 to 4.5 billion

Which areas are highlighted as needing urgent action due to climate change?

• Mountainous regions

• Coastal cities

• Urban centers

• Desert areas

What are some options for coastal protection mentioned in the video?

• Planting more trees

• Constructing seawalls

• Building skyscrapers

• Developing new cities

Which ecosystems are suggested for use in coastal protection?

• Rainforests

• Grasslands

• Coral reefs

• Mangroves and salt marshes

Why is ignoring climate change not considered an option?

• It is too expensive

• It is an existential threat

• It is not scientifically proven

• It only affects certain regions