Climate Change and Carbon Emissions

The video discusses the urgent state of climate change, highlighting the rapid rise in global temperatures and its severe economic and environmental impacts. It emphasizes the Earth's buffering capacity and the risk of crossing tipping points, which could lead to irreversible damage. The speaker outlines the need for immediate action to reduce emissions and adhere to the global carbon budget. Despite the challenges, there are opportunities for transformation towards a sustainable future, with solutions like renewable energy and circular economies offering hope.

What is the current global mean surface temperature rise mentioned in the introduction?

• 1.5 degrees Celsius

• 0.8 degrees Celsius

• 1.2 degrees Celsius

• 2.0 degrees Celsius

What is the projected economic cost of climate change by 2050 if current trends continue?

• 25% of global GDP

• 5% of global GDP

• 18% of global GDP

• 10% of global GDP

Which natural system is no longer a carbon sink but a carbon source?

• Coral reefs

• Boreal forest

• Amazon rainforest

• Temperate mixed forest

What percentage of carbon dioxide emissions is absorbed by land systems?

• 15%

• 53%

• 31%

• 45%

What is the main concern regarding the ocean's role in climate change?

• Rising sea levels

• Loss of marine biodiversity

• Ocean losing its resilience

• Increased salinity

At what temperature rise are five of the 16 tipping points likely to be crossed?

• 2.5 degrees Celsius

• 2.0 degrees Celsius

• 1.5 degrees Celsius

• 1.0 degrees Celsius

What is the remaining global carbon budget to stay under 1.5 degrees Celsius?

• 200 billion tons

• 400 billion tons

• 100 billion tons

• 300 billion tons

What is the necessary annual reduction in emissions to achieve a net zero world by 2050?

• 10%

• 7%

• 5%

• 3%

Which of the following is NOT a proposed solution to the planetary crisis?

• Transition to circular business models

• Increase fossil fuel usage

• Promote healthy diets from sustainable food systems

• Scale regeneration of marine systems

What is the key factor that gives hope for solving the planetary crisis?

• Unpredictable climate patterns

• Lack of public interest

• Availability of solutions

• Increased fossil fuel reserves