Around the world cities are promoting urban agriculture to help feed their growing populations.
The California Homemade Food Act clears the way for home cooks to make and sell a wide range of products, such as jams and jellies, without the need to invest in commercial kitchen space or comply with zoning and other regulations.
The New York City native quietly champions legal reforms in Southeast Asia, a region where the rule of law is often weak and governments are criticized for their human rights records.
The 200-year-old flush toilet requires a substantial amount of infrastructure, which is expensive to build and run. Innovative toilets could be a source of energy while dramatically improving sanitation.
'The 1 percent' a program of public architecture based in San Francisco, connects nonprofit groups in need of design assistance with free help from architecture or design firms.
In Florida, Veterans Helping Veterans assigns former military service men and women to mentor other veterans who have ended up on the wrong side of the law.
EcoCash, a mobile money-transfer service, now has a million subscribers. 'There is a lot of money to be made by investing in the poor,' says Zimbabwe's Deputy Prime Minister Arthur Mutambara.
Mega-dams and massive government-run irrigation projects are not the key to meeting world’s water needs, a growing number of experts say. For developing nations, the answer may lie in small-scale measures such as inexpensive water pumps.
A retired salesperson saw how the act of knitting, and a supportive environment, could calm inmates and even help them give back to society.
Hawa Aden Mohamed, a former Somali refugee, returned from safety in Canada to her war-torn country to shelter and train Somalis who have fled war, famine, and violence.
Preserving mangrove forests helps regulate rainfall, reduce the risk of disasters from extreme weather and sea-level rise, provide breeding grounds for fish, and capture carbon dioxide to slow climate change.
Supporters of the Nature Conservancy can invest funds for a term of one, three, or five years, earn up to 2 percent in interest, and get all their money back.
An innovation from an India-based company may transform the way farmers manage their irrigation systems by giving them the ability to turn pumps on and off remotely with their cell phones.
A meeting in Oslo, Norway, seeks to strengthen an international agreement to ban cluster bombs. There’s 'no good reason' for any country 'not to come on board and to sign up to the convention,' says the Cluster Munition Coalition, a disarmament group.
She started One Simple Wish in her home to help people grant 'wishes' to kids in foster care.
Western nations and international agencies admire the reform efforts of Nigeria's new finance minister. But Ngozi Okonjo-Iweala faces daunting challenges in cleaning up embedded corruption.
The East Meets West Foundation tries cash awards to encourage families and communities in Vietnam and Cambodia to build latrines and hand-washing devices.
SWEETLab places sensors on latrines, cook stoves, and water filters in the developing world to better understand how they are being used.
From jeans to medical devices, products from India and China are disrupting markets in the West.
In Haiti, an inexpensive insurance plan helps ensure that female entrepreneurs won't be wiped out by a tropical storm.