Fuel efficiency News

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Amsterdam, a car plugged into a charging station on a city street

EU appetite for EVs drives new wave of deforestation in tropical forests

Fernanda Wenzel 9 Jun 2025
Oils extracted from macaúba palm fruits can be used in a wide range of industrial processes, including foods cosmetics and pharmaceuticals.

Brazil bets on macaúba palm to make renewable diesel and aviation biofuel

Sean Mowbray 21 May 2025
Oil industry giants like Chevron, BP, Shell and TotalEnergies are planning to refit existing oil refineries or build new biofuel plants to produce renewable diesel.

As renewable diesel surges, sustainability claims are deeply questioned

Sean Mowbray 12 May 2025
Suyono shows his biogas reactor surrounded by plants.

Chauffeur at Indonesia energy nonprofit drives uptake of biogas by Java farmers

Toto Sudiarjo 13 Mar 2025
Sargassum in Villa Clara province, Cuba.

Caribbean startups are turning excess seaweed into an agroecology solution

Marlowe Starling 16 Apr 2024
The LNG carrier Shahamah in Uraga Channel, Japan.

U.S. natural gas expansion would surrender world to fatal warming, experts say

Shanna Hanbury 27 Feb 2024
An airplane in flight.

Aviation’s climate conundrum: More than sustainable fuels needed

Sean Mowbray 19 Jul 2023
An airplane.

Sustainable aviation fuels: Potential lagging behind reality

Sean Mowbray 18 Jul 2023
Locals planting bamboo.

Villagers turn to charcoal made from bamboo to save a protected forest in Madagascar

Valisoa Rasolofomboahangy 7 Jul 2023

Seas of grass may be dark horse candidate to fuel the planet — or not

Carly Nairn 14 Jun 2023
Cleaning a beach in the Dominican Republic.

Sargassum surges in Mexico: From nuisance to new green industry?

Sandra Weiss 17 May 2023
Lagae and biofuel.

As Exxon bows out, industry takes step toward sustainable algae biofuels

Carly Nairn 9 May 2023
Jatropha curcas trees in Hawai‘i.

Jatropha: The biofuel that bombed seeks a path to redemption

Sean Mowbray 6 Apr 2023
Harvested sugarcane in Karnataka, India.

A liquid biofuels primer: Carbon-cutting hopes vs. real-world impacts

Sean Mowbray 20 Mar 2023
A refugee from Nigeria walks in the Minawao refugee camp.

Nigerian refugees in Cameroon turn biomass into charcoal to spare trees

Amindeh Blaise Atabong 27 Jul 2022

China’s pivot from funding coal plants to gasification slammed as more of the same

Nithin Coca 14 Dec 2021

Playing the long game: ExxonMobil gambles on algae biofuel

Carly Nairn 6 Jul 2021

Biofuel in Mexico: Uphill battle against bureaucracy, organized crime

Sandra Weiss 2 Jul 2021

Converting biowaste to biogas could power cleaner, sustainable Earth future

Marina Martinez 1 Jul 2021
A worker at Myo Myat Mon Co. rice factory sorts rice husk bricks. Photo by Victoria Milko.

Can rice husk briquettes stem the tide of mangrove deforestation in Myanmar?

Wudan Yan 23 Apr 2019

A tale of two policies: climate change, Trump, and the U.S. military

Sean Mowbray 17 Jan 2018

Saving one of Africa’s most stunning parks through biomass briquettes and fuel-efficient stoves

Jeremy Hance 6 Jun 2013

U.S. boosts fuel economy standard to 54.5 mpg

Mongabay.com 29 Aug 2012

Hummer owners view themselves as morally upright

Jeremy Hance 22 Sep 2009

Environmental disappointments under Obama

Jeremy Hance 24 Aug 2009

Will hydrocarbon biofuels replace gasoline and ethanol?

Jeremy Hance 13 Aug 2009

Obama to increase fuel economy standard to 35 mpg by 2016

Mongabay.com 18 May 2009

Bioelectricity bests ethanol on two fronts: land use and global warming

Jeremy Hance 7 May 2009

Obama pushes for better mileage standards

Mongabay.com 27 Jan 2009

Tool helps overcome miles-per-gallon illusion

Rhett Ayers Butler 17 Dec 2008

US government: $28 carbon price would raise gas prices by 25 cents

Mongabay.com 8 Oct 2008

Miles-per-gallon misrepresents gains in fuel efficiency from scrapping worst gas-guzzlers

Mongabay.com 20 Jun 2008

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