The streets of Switzerland, South Korea, Isreal, Italy and countries around the globe filled with protestors demanding action Friday -- the second week of climate change marches led by Swedish teen activist Greta Thunberg and her Fridays for Future movement.
SOUNDBITE) (English) GRETA THUNBERG, TEENAGE SWEDISH CLIMATE CHANGE ACTIVIST, SAYING: "It is very moving to see everyone, everyone who is so passionate to march and strike.
People of all ages, all generations.
So, yeah, it is very.
It is very good day, I would say." Thunberg spoke ahead of a march in Montreal where U.N.
Aviation leaders are gathering to debate plane emission targets.
The 16-year-old sat down with Canadian Prime Minister Justin Trudeau, less than a month before a federal election where the environment is one of the top issues for voters.
Her activism has drawn criticism from conservative political leaders.
Earlier this week, U.S. President Donald Trump tweeted sarcastically that Thunberg seemed like "a very happy young girl" after she gave an impassioned speech at the United Nations Climate Summit.
(SOUNDBITE) (English) GRETA THUNBERG, TEENAGE SWEDISH CLIMATE CHANGE ACTIVIST, SAYING: "I don't understand why grown-ups would choose to mock children and teenagers for just communicating and acting on the science when they could do something good instead.
But I guess, they must feel like their worldview or their interests or whatever it is is threatened by us." Thunberg said she views the attempts to silence her as a sign the movement is gaining traction.