Climate change march taking place on Upper West Side in Manhattan
More than 100,000 people are gathering in Manhattan today for a massive march to bring awareness to climate change.
Today's march on the Upper West Side comes ahead of the U.N. assembly that meets this week, where climate change is on the agenda.
Actor Leonardo DiCaprio has been asked to address the summit. DiCaprio says climate change is one of the most important issues of our time.
The general U.N. session begins Monday. President Barack Obama is expected to be there.
The ISIS threat and the Ebola outbreak will also be discussed.