El calentamiento global

The video discusses the phenomenon of global warming, highlighting its origins in the 1980s when scientists noticed unusual climate patterns. It explains the natural history of Earth's climate changes and contrasts it with the current trend of rising temperatures linked to greenhouse gas emissions. The video forecasts potential future impacts, including extreme weather events and sea level rise, and emphasizes the need for significant changes to reduce emissions and mitigate catastrophic effects.

What unusual observation did scientists make about the climate in the 1980s?

What is the relationship between greenhouse gas emissions and temperature increase?

How much could the Earth's temperature increase in the next 100 years according to some forecasts?

What are the expected consequences of the increase in global temperatures?

What actions must be taken to prevent catastrophic changes in the Earth's climate?