Welcome to DU!
The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards.
Join the community:
Create a free account
Support DU (and get rid of ads!):
Become a Star Member
Latest Breaking News
Editorials & Other Articles
General Discussion
The DU Lounge
All Forums
Issue Forums
Culture Forums
Alliance Forums
Region Forums
Support Forums
Help & Search
Deep in the Amazon, scientists build a 'time capsule' to predict future of climate change - PBS NewsHour
Hundreds of miles from the U.N. conference on climate change that wrapped this weekend in Belém, Brazil, scientists are conducting a first-of-its-kind experiment that could help future policymakers address the issue. John Yang reports. - Aired on 11/23/2025.