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2015’s very strong El Niño triggered a prolonged drought and humanitarian crisis in Ethiopia.

Evidence builds showing climate change could be intensifying El Niño events

Sean Mowbray 30 Sep 2026

Plastic fused to coral rubble raises new concerns for ocean pollution

Bobby Bascomb 29 Sep 2026
Hurricane Melissa as seen from the International Space Station.

Earth life support systems are flashing red, warns 2026 Planetary Health Check

Sean Mowbray 24 Sep 2026
A herd of vicuña in Salar de Chalviri, Bolivia

Copper boom fueling energy transition puts Earth’s wildlands at risk

Gerry McGovern, Sue Branford 22 Sep 2026
An Indigenous man walks on a dried-up tributary of the Angat river in the Philippines. Rising temperatures and El Niño conditions have impacted the level of the Angat dam, which supplies water to the capital city of Manila. Image by Gigie Cruz/GHHIN-EJN Extreme Heat Photo Contest 2025 via Flickr (CC BY-NC-ND 4.0).

World must look to the past to prepare for likely unprecedented El Niño

Sean Mowbray 23 Aug 2026
Street trees shading an asphalt road in Málaga, Spain. While trees are the obvious go-to cooling solution, their upkeep can be expensive.

Urban heat islands have solutions; many tropical cities can’t afford them

Adam Litchkofski 13 Aug 2026
View over a wind farm operated by Vattenfall, an energy company based in Sweden. Circular economy designs have focused largely on creating recyclable turbine blades. Experts say extending these principles across the supply chain could cut costs by increasing wind farms’ longevity and reducing material usage. Image courtesy of Vattenfall.

Scaling up offshore wind requires overcoming global and local challenges

Sean Mowbray 27 Jul 2026
48758842257_1f2ee7e507_k.jpg Drug-resistant infections remain a top global public health threat, leading to around 5 million deaths worldwide each year. Recent research suggests that microplastic pollution is accelerating the development of resistant bacteria. Image by DFID – UK Department for International Development via Flickr (CC BY 2.0).

Microplastic pollution can fuel rise in antibiotic resistance, studies find

Claire Asher 8 Jul 2026
Bay near Pulai Rayo, Raja Ampat, Indonesia. Photo by Rhett Butler.

The blueprint for building a fairer world without breaking the planet

Mike DiGirolamo 30 Jun 2026
A howler monkey in the Amazon. As the world warms, plants and animals must quickly migrate to cooler places to stay resilient and survive.

Study offers first map of Amazon’s climate-resilient upslope corridors

Justin Catanoso 22 Jun 2026

Bangladesh struggles to enforce ‘polluter pays’ principle amid legal delays

Sadiqur Rahman 4 Jun 2026
Creek in the Colombian Amazon. Image by Rhett A. Butler/Mongabay.

From pledges to road maps, nations organize around fossil fuel phaseout

Mike DiGirolamo 2 Jun 2026
Still image from the film A Salmon Nation, courtesy of Patagonia Films.

Iceland must protect wild salmon and reject new aquaculture legislation (commentary)

Yvon Chouinard 26 May 2026
A lake with a large-scale algae outbreak due to excess nutrients. Image courtesy of Brad Busenius via Flickr (CC BY-NC 2.0).

Mangroves are ‘powerful and undervalued’ for curbing nitrogen pollution, study finds

Shanna Hanbury 21 May 2026

After quinoa’s boom, Bolivian farmers face degraded soils and climate stress

Benjamin Swift 14 May 2026

Cerrado’s hidden carbon highlights gaps in Brazil’s conservation policy

Daniel Shailer 7 May 2026
The Golden dorado (Salminus brasiliensis), a powerful migratory freshwater fish native to the Pantanal and Paraná River Basin, shown here being held by researcher Zeb Hogan. Highly prized by recreational anglers and important to commercial fisheries, the species has declined in parts of its range due to dam construction.

Migratory freshwater fish are in trouble: Will we act in time to save them?

Stefan Lovgren 1 May 2026
A man on the Philippine island of Boracay walks beside a drainage pipe discharging untreated sewage into the ocean in 2018.

Nearly three in four marine protected areas undermined by wastewater pollution

Elizabeth Fitt 29 Apr 2026
Wind farm off Pingtan Island in Pingtan county, Fuzhou, China. Image by Kilian Murphy via Unsplash.

Offshore wind’s clean energy potential remains largely untapped, say experts

Sean Mowbray 27 Apr 2026
The King River enters Macquarie Harbour, where decades of mining have contributed to contaminated sediment buildup at the river’s delta. Image by Stefan Lovgren.

In Tasmania, the mines have closed but the rivers remember

Stefan Lovgren 16 Apr 2026
Palm trees, which make up 20% of the trees in the Amazon, grow mixed among various tree and grass species in the southern Peruvian Amazon lowlands of Manu National Park.

Novel research finds unexpected climate resilience in up to 36% of Amazon forest

Justin Catanoso 10 Apr 2026

Chile’s ancient conifers host underground web of life that sustains forests: Study

Sofia Moutinho 9 Apr 2026
A chicken (Gallus gallus domesticus) is weighed at a live poultry market in West Harlem as a customer stands nearby. The stacking of live animal cages allows bodily waste to drop into the cages below, facilitating disease spread. Image by Cate Twining-Ward.

Avian bird flu surges in New York urban wildlife, increasing disease concerns

Cate Twining-Ward 7 Apr 2026
Research finds that there are already places on Earth where it gets so hot and humid at times during the year that it’s unsafe for either younger or older adults to do more than lie down or sit outdoors. Photo by NOAA.

Global warming already impacts daily lives around the globe, study finds

Mike Gaworecki 30 Mar 2026

New study assesses geoengineering marine ecosystem risks, knowledge gaps

Ruth Kamnitzer 19 Feb 2026
Firefighters battle a wildfire spreading through a forested area near Concepcion, Chile, Tuesday, Jan. 20, 2026. (AP Photo/Javier Torres, File)

Tipping points and ecosystem collapse are the real geopolitical risk (commentary)

Robert Muggah 9 Feb 2026

From south to north, Sri Lanka’s cricket dreams undermine fragile ecosystems

Malaka Rodrigo 19 Jan 2026
A mule deer buck at Rocky Mountain Arsenal National Wildlife Refuge outside Denver, Colorado.

Involuntary parks: Human conflict is creating unintended refuges for wildlife

Annelise Giseburt 15 Jan 2026
A sewage outlet in Bangkok.

Marine heat waves and raw sewage combine to put human health at risk

Sean Mowbray 18 Dec 2025
Community members gather as a tagged Mekong giant catfish (Pangasianodon gigas) is prepared for release in the Cambodian stretch of the Mekong River.

Earth’s freshwater fish face harsh new climate challenges, researchers warn

Stefan Lovgren 17 Dec 2025
Planting trees in Rwanda's Nyabihu district. Image courtesy Serrah Galos / WRI.

‘My mother would not be happy with the state of the planet’: Interview with Wanjira Mathai

David Akana 11 Dec 2025

Climate leaders warn of ‘overshoot’ into warming danger zone

Associated Press 14 Nov 2025

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