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NIGER DELTA, NIGERIA | JULY 2009

In Bono, the local population, angry because of the many oil spills and other pollutions, fight for Shell (the oil company) to leave their territory. After two years of fighting, Shell left and the villagers are using its installations to take out some crude oil and sell it to the black market. Bono, Okrika, Nigeria.

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Society

Aging Cities Of The Future — How Urban Planning Can Factor In For Dementia

As the population ages, the likelihood of diseases such as dementia increases. That means we need to rethink how we design and build cities for the future. A look up close from Lisbon.

Photo of an elderly man walking near tramway tracks in Lisbon, Portugal

Following tram tracks in Lisbon, Portugal

Ana da Cunha

LISBON — For Maria Manuela Maia, there are routes in Lisbon that are hard to forget, like the one that connects her home to the parish. But there are others where memory fails her. “Manuela is more or less autonomous,” says Orlando, her husband. “But the problem is when you change streets. Then she no longer knows where our house is.”

That's when she gets lost. And when she meets other elderly, homeless or lonely people, she talks to them. "Need something? You can come to my house and I'll help,” she says, trying to help them. Her husband, Orlando, calms her down: “That gentleman doesn't need anything, don't worry, let's go. Let's walk,” he says, guiding her through the streets.

Maria Manuela and Orlando met more than 50 years ago when Orlando was serving with the troops in Angola. “I corresponded with 22 girls,” he says. Of these 22, I would only choose one: Maria Manuela.

After so many years, the battlefield is now a different one: Alzheimer’s, the most common form of dementia, which leads to a progressive deterioration of cognitive functions. One of them is memory.

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