After Priyanka Chopra in an elaborate Instagram post supported young activist Greta Thunberg, 'Gully Boy' actress Alia Bhatt too tweeted in her support. Reposting Thunberg's post, she wrote, "Listen. Learn. Think. Act'. Read below- 

Alia tweets in support of Greta 

READ: Priyanka Chopra Thanks Greta Thunberg, Says 'how Dare We Fail You'

Greta's speech at UN headquarters: 

Swedish environmental activist Greta Thunberg spoke at United Nations Headquarters on Monday. 16-year-old activist addressed crowd with a powerful speech and spoke about need to focus on environment. She also spoke about dramatic increase in carbon emissions over years.

"How dare you think that this can be sold as business as usual and some technical solutions. With today's emissions levels, that remaining CO2 budget will be entirely gone in less than eight and a half years. re will be solutions or plans presented in lines with se figures here today. Because se numbers are too uncomfortable and you are still t mature eugh to tell it like it is, " said Greta Thunberg.

READ: Priyanka Chopra Is All To Set Return To Bollywood With Sky Is Pink 

Celebrities across all platforms have come out in support of young activist. Take a look below- 

READ: Alia Bhatt: Her Upcoming Movies That Fans Should Be Excited For 

READ: Alia Bhatt On Working With Sanjay Leela Bhansali: 'very Soon'