A look back at 2 weeks of COP26 summit

Mock headstones are pictured at Glasgow Necropolis to symbolize the failure of the COP26 process, at Glasgow Cathedral in Glasgow, Scotland, Nov. 13, 2021.

Boris Johnson, U.K. prime minister, arrives at the COP26 climate talks in Glasgow, Scotland, Nov. 10, 2021.

A delegate listens during the closing plenary session at the COP26 U.N. Climate Summit, in Glasgow, Scotland, Nov. 13, 2021.

Delegates attend day five of COP26 at the Scottish Exhibition and Conference Centre (SECC) in Glasgow, Scotland, Nov. 4, 2021.

Climate activists hold a demonstration through the venue of the COP26 U.N. Climate Summit in Glasgow, Scotland, Nov. 12, 2021.

COP26 President Alok Sharma arrives for a press conference on day 14 of COP26 at the SECC in Glasgow, Scotland, Nov. 13, 2021.

A delegate takes a break on day five of COP26 at SECC in Glasgow, Scotland, Nov. 4, 2021.

COP26 President Alok Sharma attends the Closing Plenary of the COP26 Climate Summit at SECC in Glasgow, Scotland, Nov. 13, 2021.

Delegates attend a panel discussion on coal hosted by the powering past coal alliance in Glasgow, Scotland, Nov. 4, 2021.

Meetings continue to be held on day six of the COP26 at SECC in Glasgow, Scotland, Nov. 5, 2021.

A woman walks past a sign reading loss and damage which was placed outside the SECC on day five of COP26 in Glasgow, Scotland, Nov. 4, 2021.

Kumi Naidoo, a human rights activist, speaks during a meeting for the fossil fuel treaty initiative and reasserting the need for fossil fuel fade out on day 13 of the COP26 at SECC in Glasgow, Scotland, Nov. 12, 2021.

Delegates stand in front of a video installation at COP26 as negotiations continue in Glasgow, Scotland, Nov. 12, 2021.

A staff member carries a chair from a stage at the UN Climate Change Conference COP26, Glasgow, Scotland, Nov. 13, 2021.

A delegate walks past an installation depicting a quote from T.S. Eliot's poem, The Waste Land, "Hurry Up Please It's Time" at COP26 as negotiations continue in Glasgow, Scotland, Nov. 12, 2021.

Delegates walk through a pool of sunlight as negotiations run into extra time during COP26 at SECC in Glasgow, Nov. 13, 2021.

The hygiene service counter displays a sign on their counter as negotiations run into extra time during COP26 at SECC in Glasgow, Nov. 13, 2021.

In this photo taken through a window, an illuminated message 'No New Worlds' is seen on day five of the COP26 UN Climate Summit in Glasgow, Scotland, Nov. 4, 2021.

Little Amal, a giant puppet depicting a Syrian refugee girl, arrives on stage as Brianna Fruean, a Samoan member of the Pacific Climate Warriors, delivers a speech during the COP26 U.N. Climate Change Conference in Glasgow, Scotland, Nov. 9, 2021.

Young protesters take part in the Fridays For Future rally at the venue of the COP26 U.N. Climate Change Conference being held in Glasgow, Scotland, Nov. 9, 2021.

U.S. special climate envoy, John Kerry speaks during a joint China and U.S. statement on a declaration about enhancing climate action in the 2020's during the COP26 climate change conference in Glasgow, Scotland, Nov. 10, 2021.

Britain's Prime Minister Boris Johnson arrives on an electric bus with other leaders and attendees for an evening reception to mark the opening day of the UN Climate Change Conference (COP26) in Glasgow, Scotland, Britain Nov. 1, 2021.

Protesters set off a siren opposite the UN Climate Change Conference (COP26) venue in Glasgow, Scotland, Nov. 11, 2021.

Ocean Rebellion activists protest against destructive industrial fishing during the U.N. Climate Change Conference (COP26), in Glasgow, Scotland, Nov. 4, 2021.

U.S. President Joe Biden attends the opening session of the UN Climate Change Conference (COP26) in Glasgow, Scotland, Nov. 1, 2021.

Kristina E. Stege, a delegate from the Marshall Islands works inside the hall at the COP26 U.N. Climate Summit in Glasgow, Scotland, Nov. 11, 2021.

Chinese national flags stand placed on the floor by the feet of a member of the Chinese delegation listening in the audience as China's climate spokesman Xie Zhenhua speaks at the COP26 U.N. Climate Summit, in Glasgow, Scotland, Nov. 10, 2021.

People arrive for another day at the COP26 U.N. Climate Summit in Glasgow, Nov. 11, 2021.

A member of Extinction Rebellion Red Rebel Brigade takes part in a protest during the UN Climate Change Conference (COP26) in Glasgow, Nov. 12, 2021.

U.N. Secretary-General Antonio Guterres speaks at the COP26 U.N. Climate Summit in Glasgow, Scotland, Nov. 11, 2021.

Delegates gather inside the venue of the COP26 U.N. Climate Summit in Glasgow, Scotland, Nov. 12, 2021.

Mayor of London Sadiq Khan gestures as he speaks at a meeting at the COP26 U.N. Climate Summit in Glasgow, Scotland, Nov. 11, 2021.