Young climate activist Greta Thunberg passionately urges the world to act with more urgency and to take more significant steps to address the climate crisis. Her pleas were not answered by the world's three biggest greenhouse gas emitters, which includes the United States.

Young climate activist Greta Thunberg passionately urges the world to act with more urgency and to take more significant steps to address the climate crisis. Her pleas were not answered by the world's three biggest greenhouse gas emitters, which includes the United States.

Young climate activist Greta Thunberg passionately&nbsp;urges the world to act with more urgency and to take more significant steps to address the climate crisis.&nbsp;Her pleas were not answered by the world's three biggest greenhouse gas emitters, which includes the United States.

What Action Was Taken At This Week's U.N. Climate Action Summit?

Learn about the most important issues facing Massachusetts from the people in charge and the people most affected.

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What Action Was Taken At This Week's U.N. Climate Action Summit?

What Action Was Taken At This Week's U.N. Climate Action Summit?

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