Hundreds turned out in Brighton, causing traffic to back up.
The study is expected to warn of the impacts of melting ice and permafrost.
The 17-year-old called the large numbers of people protesting around the world ‘a victory’.
The film highlights the importance of nature in tackling climate change, encouraging people to protect earth’s natural ecosystems.
Helen Skelton reports in ‘Cheap Clothing: The Real Cost?’, on Thursday 19th September at 7:30pm on ITV.
Burger King and McDonald’s have separately announced moves to cut their use of the toys following increasing consumer pressure.
Further study is needed to determine whether the black carbon affects the foetus.
Entries were invited in four categories: People, Ships and Wrecks, Recreation and Coastal Views.
The Swedish teenager has sparked a youth-driven push for action on climate change.
Furry black ears and black rings around their eyes are beginning to show, as they reach nearly two weeks of age.