NASA Spots 'Climate Bomb' Over Indonesia: Bekasi Landfill Spews 6.3 Tons of Methane Hourly – Second Worst on Earth

From 250 miles above Earth, NASA’s instruments have fixed their gaze on a man-made mountain of garbage on the outskirts of Indonesia’s capital. The Bantargebang integrated waste facility in Bekasi has emerged as one of the planet’s most potent methane super-emitters, releasing an average of 6.3 tons of the potent greenhouse gas every hour throughout 2025 — the second-highest rate recorded from any landfill worldwide.

Only a landfill outside Buenos Aires, Argentina, edges it out. But Bantargebang’s emissions, captured persistently by NASA’s EMIT spectrometer aboard the International Space Station and Planet Labs’ Tanager-1 satellite, paint a damning portrait of waste management failure in one of the world’s most populous megacities.

The findings come from the UCLA Emmett Institute’s STOP Methane Project, released in late April 2026. Analyzing more than 2,900 methane plumes from 707 waste sites globally, researchers identified Bantargebang as Asia’s worst offender — a site that at times surged past 12 tons per hour. Methane, roughly 80 times more powerful than carbon dioxide over two decades, turns this overflowing dump into both a climate accelerant and a local public-health emergency.

A Toxic Cloud Over Daily Life For the tens of thousands of residents living near Bantargebang, the consequences are not abstract. The landfill, which swallows 7,000 to 7,700 tons of mostly organic waste from Jakarta each day, generates not only methane but a cocktail of toxic companions: hydrogen sulfide, ammonia, volatile organic compounds and leachate that poisons groundwater.

Local communities report sharply elevated rates of respiratory illnesses — chronic coughs, asthma, bronchitis and upper respiratory infections. Children and the elderly suffer most. Long-term exposure raises risks of skin diseases, gastrointestinal disorders, headaches, nausea and, over decades, certain cancers including lymphoma and liver malignancies. The stench alone drives chronic stress and reduced quality of life.

Recent tragedies underscore the danger. In March 2026, a massive waste pile collapse at the site killed seven people, highlighting how years of overload have turned Bantargebang into a structural and environmental time bomb.

Scientists and advocates warn that without aggressive intervention — scaled-up waste-to-energy plants, aggressive recycling, and upstream reduction — the site will continue fueling both planetary warming and preventable human suffering. One hour of its emissions rivals the annual climate impact of hundreds of thousands of cars.

From orbit, the view is clear. On the ground, the question remains whether Indonesia’s authorities will finally confront a crisis that can no longer be buried.

(Sources: UCLA Emmett Institute/STOP Methane Project April 2026, Carbon Mapper, NASA EMIT & Tanager-1 data, Kompas, local health studies)