Population
Inside Kowloon Walled City—a lawless Hong Kong metropolis
How religious affiliation will evolve over the next 50 years
New Zealand's radical plan to kill millions of invasive predators
A practical guide to stargazing
Where are all the caribou?
See where U.S. Hispanic populations are growing the fastest
The Earth’s population is booming. It might not last—here’s why.
To visualize 8 billion people, they zoomed in
Will Nigeria’s booming population lead it to prosperity or poverty?
Earth now has 8 billion people. Where do we go from here?
How a derelict countryside bloomed into an ecoparadise
Indonesia's giant capital city is sinking. Can it be saved?
Monarchs may be doing better than thought, study suggests
How many birds are there in the world?
Grizzlies are coming back. But can we make room for them?
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