Africa
-
African Lights: Solar Microgrids Bring Power to Kenyan Villages
Small-scale microgrids are increasingly seen as the most promising way to bring electricity to the 1.3 billion people worldwide who currently lack it. In Kenya, an innovative solar company is using microgrids to deliver power to villages deep in the African bush.
-
How One African Village Learned To Live with Its Wildlife and Prosper
The second runner-up in the Yale Environment 360 Video Contest tells the story of the residents of a forest village in central Mozambique who have helped create a tourist destination centered on an elephant population that once wreaked havoc in their community.
-
Alien Islands: Why Killing Rats Is Essential to Save Key Wildlife
Alien rats introduced by ships are decimating populations of birds and other wildlife on islands from the sub-Antarctic to California. Effective programs to eradicate the rats are underway but are encountering opposition from animal activists and some green groups.
-
A Grassroots Effort to Save Africa’s Most Endangered Ape
The Cross River gorilla population in equatorial Africa has been pushed to the brink of extinction. In a Yale Environment 360 interview, a Nigerian scientist working to save the gorillas describes how local villagers are vital to protecting these apes.
-
On the River Nile, a Move to Avert a Conflict Over Water
Ethiopia’s plans to build Africa’s largest hydroelectric dam on the Nile have sparked tensions with Egypt, which depends on the river to irrigate its arid land. But after years of tensions, an international agreement to share the Nile’s waters may be in sight.
-
In Kenya’s Mountain Forests, A New Path to Conservation
Kenya’s high-elevation forests are the source for most of the water on which the drought-plagued nation depends. Now, after decades of government-abetted abuse of these regions, a new conservation strategy of working with local communities is showing signs of success.
-
Giving Local Women a Voice In Grass-Roots Conservation
As “gender advisor” at Conservation International, Kame Westerman seeks to include local women’s perspectives and priorities into the planning of projects in developing countries. This approach, she says, can be critical in determining whether a project succeeds or fails.
-
Can Green Bonds Bankroll A Clean Energy Revolution?
To slow global warming, tens of trillions of dollars will need to be spent in the coming decades on renewable energy projects. Some banks and governments are issuing green bonds to fund this transformation, but major questions remain as to whether this financing tool will play a game-changing role.
-
VIDEO CONTEST WINNER - 1ST PLACE
Badru’s Story: Early Warnings From Inside an Impenetrable African Forest
"Badru’s Story," which documents the work of researchers in Uganda’s Bwindi Impenetrable National Park, is the first-place winner of the Yale Environment 360 Video Contest. Filmmakers Benjamin Drummond and Sara Joy Steele trek along with scientist Badru Mugerwa and his team as they monitor the impact of climate change on one of Africa’s most diverse forests and its extraordinary wildlife.
-
Africa’s Vultures Threatened By An Assault on All Fronts
Vultures are being killed on an unprecedented scale across Africa, with the latest slaughter perpetrated by elephant poachers who poison the scavenging birds so they won’t give away the location of their activities.
-
On Front Lines of Recycling, Turning Food Waste into Biogas
An increasing number of sewage treatment plants in the U.S. and Europe are processing food waste in anaerobic biodigesters, keeping more garbage out of landfills, reducing methane emissions, and producing energy to defray their operating costs.
-
As Dairy Farms Grow Bigger, New Concerns About Pollution
Dairy operations in the U.S. are consolidating, with ever-larger numbers of cows concentrated on single farms. In states like Wisconsin, opposition to some large operations is growing after manure spills and improper handling of waste have contaminated waterways and aquifers.
-
In a Troubled African Park, A Battle Over Oil Exploration
Congo's Virunga National Park has long been known for its mountain gorillas and for the lawless militias that operate there. But the recent shooting of the park warden and plans to begin oil exploration in the park have sparked concern about the future of this iconic World Heritage Site.
-
Will Increased Food Production Devour Tropical Forest Lands?
As global population soars, efforts to boost food production will inevitably be focused on the world’s tropical regions. Can this agricultural transformation be achieved without destroying the remaining tropical forests of Africa, South America, and Asia?
-
Is Weird Winter Weather Related to Climate Change?
Scientists are trying to understand if the unusual weather in the Northern Hemisphere this winter — from record heat in Alaska to unprecedented flooding in Britain — is linked to climate change. One thing seems clear: Shifts in the jet stream play a key role and could become even more disruptive as the world warms.
-
As Uses of Biochar Expand, Climate Benefits Still Uncertain
Research shows that biochar made from plant fodder and even chicken manure can be used to scrub mercury from power plant emissions and clean up polluted soil. The big question is whether biochar can be produced on a sufficiently large scale to slow or reverse global warming.
-
De-Extinction Debate: Should We Bring Back the Woolly Mammoth?
A group led by futurist Stewart Brand is spearheading a movement to try to use genetic technology to revive extinct species, such as the woolly mammoth and the passenger pigeon. In a Yale Environment 360 debate, Brand makes the case for trying to bring back long-gone species, while biologist Paul R. Ehrlich argues that the idea is ill conceived and morally wrong.
-
In South Africa, Renewables Vie With the Political Power of Coal
Although coal has dominated the South African electricity sector for decades, the country’s abundant solar and wind resources offer a promising renewable energy alternative. But entrenched political interests connected to the ruling party are fighting to expand coal’s role in the national economy.
-
Out of India’s Trash Heaps, A Controversy on Incineration
India is planning to burn more of its trash to generate badly needed electricity. But as the case of a waste-to-energy plant in New Delhi shows, critics are worried about lax air pollution controls and the impact of incineration on people who eke out a living picking through waste dumps.
-
People or Parks: The Human Factor in Protecting Wildlife
Recent studies in Asia and Australia found that community-managed areas can sometimes do better than traditional parks at preserving habitat and biodiversity. When it comes to conservation, maybe local people are not the problem, but the solution.
-
Poaching Pangolins: An Obscure Creature Faces Uncertain Future
The pangolin does not make headlines the way elephants or rhinos do. But the survival of this uncharismatic, armor-plated animal is being threatened by a gruesome trade in its meat and its scales.