CLEAN : Protestors in London demand action on climate change (3)

The video discusses the global climate marches aimed at urging leaders to take action on climate change. It highlights the impact of climate change on different regions, emphasizing the need for a global agreement to reduce fossil fuel emissions. The video stresses the importance of collective action and the urgency of addressing climate concerns for future generations.

What does the speaker suggest is essential for countries to achieve regarding fossil fuel emissions?

In what way does the speaker emphasize the importance of collective action in combating climate change?