How Carbon Taxes Can Work

How Carbon Taxes Can WorkA carbon tax makes fossil fuels like oil and coal more expensive. That, in turn, leads consumers and industries to use less of them.

How The World Is Progressing On Clean Energy

progree towards clean energy 1 4Rapid progress towards clean energy is needed to meet the global ambition to limit warming to no more than 1.5C above pre-industrial temperatures.

How Cheap Oil Is Blocking Progress On Climate Change

How Cheap Oil Is Blocking Progress On Climate ChangeThe relationship between supply and demand, a fundamental economic concept, holds that when the price of something rises, people use less of it. Similarly, when prices fall, they use more.

The Surprising Way Plastics Could Actually Help Fight Climate Change

The Surprising Way Plastics Could Actually Help Fight Climate ChangeWhat do your car, phone, soda bottle and shoes have in common? They’re all largely made from petroleum. This nonrenewable resource gets processed into a versatile set of chemicals called polymers – or more commonly, plastics. Over 5 billion gallons of oil each year are converted into plastics alone.

How We Can Eat Our Fish And Fight Climate Change Too

How We Can Eat Our Fish And Fight Climate Change Too

Kwan Phayao, a large, crescent moon of a lake in Northern Thailand, is home to about 50 fish species, several hundred small-scale farmers and fishers, and the city of Phayao, where 18,000 people live.

What Would A Fair Energy Transition Look Like?

fair energy transition 11 27Opposition Leader Bill Shorten announced last week that a federal Labor government would create a Just Transition Authority to overseee Australia’s transition from fossil fuels to renewable energy.

From German Trains To South Korean Buses, Hydrogen Fuel Is Back In The Energy Picture

From German Trains To South Korean Buses, Hydrogen Fuel Is Back In The Energy Picture
As the price of renewable energy drops and storage technologies mature, hydrogen fuel is drawing fresh attention. Perhaps, finally, hydrogen’s moment has arrived. Japan is planning to use the 2020 Tokyo Olympic Games to showcase its vision for a hydrogen society and has invested US$348 million in establishing hydrogen refueling stations and other infrastructure. Germany has launched the world’s first hydrogen-powered trains...

Cows Exude Lots Of Methane, But Will Taxing Beef Cut Emissions?

Cows Exude Lots Of Methane, But Will Taxing Beef Cut Emissions?
Will taxing meat products based on their carbon footprint reduce greenhouse gas (GHG) emissions and improve public health? The answer is maybe, but not notably — and it will come with significant costs.

How A Game Can Move People From Climate Apathy To Action

How A Game Can Move People From Climate Apathy To Action
The latest report from the Intergovernmental Panel on Climate Change (IPCC) has been called a “deafening” alarm and an “ear-splitting wake-up call” about the need for sweeping climate action. But will one more scientific report move countries to dramatically cut emissions?

Why The World Needs More Swamps To Fight Climate Change

Why The World Needs More Swamps To Fight Climate Change

“Drain the swamp” has long meant getting rid of something distasteful. Actually, the world needs more swamps – and bogs, fens, marshes and other types of wetlands.

Why China Wants To Dominate The World's Green Energy Markets

Why China Wants To Dominate The World's Green Energy Markets
Renewable energy is increasingly inevitable, and those that dominate the markets in these new technologies will likely have the most influence over the development patterns of the future. As other major powers find themselves in climate denial or atrophy, China may well boost its power and status by becoming the global energy leader of tomorrow.

How To Move Energy Policy Beyond Bias And Vested Interests

How To Move Energy Policy Beyond Bias And Vested Interests

The Turnbull government’s flagship energy plan, the National Energy Guarantee, was intended to end a decade-long stalemate on energy and climate policy in Australia. Ironically, since its unveiling in October 2017, the debate has heightened considerably, with the result that the government has now walked away from the emissions-reduction component of the policy.

How Geo-Engineered Crops May Help And Harm

How Geo-Engineered Crops May Help And HarmTo cool the world and also boost plant growth, geo-engineered crops might do the trick. But if they work by dimming the sunlight, the plants will suffer. Proposals to tackle climate change that rely on geo-engineered crops show neatly the double bind that can await remedies which try to do too much.

Why Can't We Just Pull CO2 Out Of The Air?

Why Can't We Just Pull CO2 Out Of The Air?
More people than ever are acutely aware that rising levels of carbon dioxide (CO₂) in the atmosphere are accelerating climate change and global warming.

How Much Money Do Trees Save Your City?

How Much Money Do Trees Save Your City?
Megacities are on the rise. There are currently 47 such areas around the globe, each housing more than 10 million residents.

Hope From Chaos: Can Political Upheaval Lead To A New Green Epoch?

Hope From Chaos: Can Political Upheaval Lead To A New Green Epoch?
Imagine then an enlightened “quantitative easing” transferring resources not to banks, but to mobilise a rapid transformation in energy infrastructure, retrofitting existing buildings, decarbonising transport and constructing zero-carbon power stations.

New Scenarios Show How The World Could Limit Warming To 1.5C In 2100

New Scenarios Show How The World Could Limit Warming To 1.5C In 2100In the 2015 Paris Agreement on climate change, nearly every country on Earth pledged to keeping global temperatures “well below” 2C above pre-industrial levels and to “pursue efforts to limit the temperature increase even further to 1.5C”.

Who Are The New Renewable Superpowers

Who Are The New Renewable SuperpowersImagine a world where every country has not only complied with the Paris climate agreement but has moved away from fossil fuels entirely. How would such a change affect global politics?

The Netherlands Can Feed the World. Here’s Why It Shouldn’t

The Netherlands Can Feed the World. Here’s Why It Shouldn’tRecently, National Geographic published an article called “This Tiny Country Feeds the World,” where the author extolled the innovations of a small European country that has managed to become a global powerhouse in agriculture and technology—the Netherlands.

How This Grocery Store Program Pushed Farmers To Go Green

How This Grocery Store Program Pushed Farmers To Go Green
A program of one of the five largest supermarket chains in South Africa, drove increased adoption of environmental practices at the farm level, a new study of the store’s supply chain indicates.

Home Biogas Is Turning Food Waste Into Renewable Energy

home biogas digester 1 14Last night I cooked my family a delicious pasta dinner using biogas energy. This morning we all had eggs cooked on biogas. I’m not sure what’s for dinner tonight, but I know what will provide the energy for cooking

To Slow Climate Change, India Joined The Renewable Energy Revolution

To Slow Climate Change, India Joins The Renewable Energy RevolutionOn June 3 2017, two days after President Trump announced that the United States would withdraw from the Paris climate accord, Indian Prime Minister Narendra Modi exchanged a hug with French President Emmanuel Macron during an official visit to Paris.

How Carbon Farming Can Help Solve Climate Change

How Carbon Farming Can Help Solve Climate Change

Under the 2015 Paris Agreement, nations pledged to keep the average global temperature rise to below 2C above pre-industrial levels and to take efforts to narrow that increase to 1.5C.

Why Americans Are Embracing Climate Change Realities

robert lipton 10 1Robert Jay Lifton was born 91 years ago. Living through the catastrophes of the 20th century — world war, tyrannical regimes, genocide, the nuclear bomb, terrorism — he grappled with their terrible impact on human beings. His work as a psychiatrist, historian and public intellectual forged his reputation as one of the world’s foremost thinkers. 

Why Time Is The Essence To Curb Climate Change

Why Time Is The Essence To Curb Climate ChangeBy virtue of its size, elevation and currently frozen state, Greenland has the potential to cause large and rapid increases to sea level as it melts.

Could You Be An Optimistic Radical Solarpunk?

07 25 solarpunkSolarpunk imagines a sustainable future, and what it might be like to live in it. Solarpunk’s optimism towards the future is the first concept that needs complicating here.

How Electric Cars Can Power Buildings From The Parking Lot

How Electric Cars Can Power Buildings From The Parking LotUsing energy stored in the batteries of electric vehicles to power large buildings not only provides electricity for the building, but also increases the lifespan of the vehicle batteries, new research shows.

Why We Should Be Turning Waste Into Fuel

Why We Should Be Turning Waste Into FuelThe federal government recently announced that it is giving recycling company ResourceCo a loan of A$30 million to build two waste-to-fuel plants producing “solid waste fuel”. The Conversation

Fixing Methane Leaks Wouldn’t Cost That Much

Fixing Methane Leaks Wouldn’t Cost That MuchThe US Environmental Protection Agency recently enacted regulations to reduce methane emissions from oil and natural gas production.

Why States Are Pushing Ahead With Clean Energy

Why States Are Pushing Ahead With Clean Energy Despite Trump's Embrace Of CoalOn Tuesday, March 28, President Trump traveled to the Environmental Protection Agency to sign an executive order rolling back a number of climate-related regulations that have taken effect over the past eight years.

How Electric Cars Can Help Save The Grid

How Electric Cars Can Help Save The Grid

A key question amid the consternation over the current state of Australia’s east coast energy market has been how much renewable energy capacity to build, and how fast.

How Conservatives Will Grow To Love Carbon Pricing

How Conservatives Will Grow To Love Carbon PricingIn some political circles, hostility to climate policy has become a way of showing off one’s conservative credentials. But a suggestion for pricing carbon, grounded in classic conservative principles, has now emerged in the United States.

A Good Idea, When It Comes From Real Conservatives

A Good Idea, When It Comes From Real ConservativesA group of former Republican officials (including James A. Baker, Henry Paulson, George P. Shultz, Marty Feldstein and Greg Mankiw) is proposing a carbon tax starting the tax at $40 per ton, that would gradually increase.

How Smart Solar Can Protect Our Vulnerable Power Grids

How Smart Solar Can Protect Our Vulnerable Power GridsSome commentators seem to be worried that our electricity networks are facing an impending voltage crisis, citing fears that renewables (rooftop solar panels in particular) will threaten the quality of our power supply.

Why 'Clean Coal' Plants Would Cost Billions In Taxpayer Subsidies

Why 'Clean Coal' Plants Would Cost Billions In Taxpayer SubsidiesFollowing a campaign by the coal industry, Prime Minister Malcolm Turnbull has argued for new coal-fired power stations in Australia. But these plants would be more expensive than renewables and carry a huge liability through the carbon emissions they produce.

Is Food Our Best Hope For Cutting Methane Emissions?

Is Food Our Best Hope For Cutting Methane Emissions?A major opportunity for avoiding climate change’s worst impacts lies in reducing methane emissions, particularly from food production, according to a pair of new studies.

Why Wind Turbines Could Make Growing Conditions Better For Crops

Why Wind Turbines Could Make Growing Conditions Better For CropsGene Takle, professor of agronomy and geological and atmospheric sciences at Iowa State University, says tall wind turbines disbursed throughout a field create air turbulence that may help plants by affecting variables such as temperature and carbon dioxide concentrations.

How Nations Are Playing The Long Game In Fighting Global Warming

How Nations Are Playing The Long Game In Fighting Global WarmingWhile much of the media focus at this month’s climate meeting in Marrakech (COP22) was on US President-elect Donald Trump, there were signs that several countries have begun the long-term planning needed to avoid dangerous climate change.

Don't Bet On Renewable Energy Alone To Stop Global Warming

Don't Bet On Renewable Energy Alone To Stop Global WarmingThe Paris climate agreement has now officially come into force. Although Donald Trump and other climate change deniers have vowed to abandon it, most have hailed the agreement as a huge success and a significant milestone in our quest to limit the effects of global climate change.

Will China Lead On Climate Change As The US Appears Out Of The Running?

Will China Lead On Climate Change As The US Appears Out Of The Runing?The election of Donald Trump as president of the United States is bad news for the global environment. He has made it clear that he will not implement the steps required to meet the pledges to reduce emissions as part of the agreement reached in Paris at the end of 2015.

Why Emissions Near Equator Are Extra Dangerous

Why Emissions Near Equator Are Extra DangerousSince the 1980s, air pollution has increased worldwide, but it has increased at a much faster pace in regions close to the equator.

Magma Power: How Superheated Molten Rock Could Provide Renewable Energy

Magma Power: How Superheated Molten Rock Could Provide Renewable EnergyIceland is about to tap into water as hot as lava. Several kilometres below ground, a drilling rig named Thor will soon penetrate the area around a magma chamber, where molten rock from the inner Earth heats up water that has seeped through the seafloor.

India’s Solar Power Is Set To Outshine Coal

India’s Solar Power Is Set To Outshine CoalSolar power in India will be cheaper than imported coal by 2020, but replacing the subcontinent’s fossil fuels with renewable energy is an enormous task.

Trees Are Much Better At Cooling The Climate Than We Thought

Trees Are Much Better At Cooling The Climate Than We ThoughtThe pre-industrial atmosphere contained more particles, and so brighter clouds, than we previously thought. This is the latest finding of the CLOUD experiment, a collaboration between around 80 scientists at the CERN particle physics lab near Geneva.

Why Biofuels Turn Out To Be A Climate Blunder

Why Biofuels Turn Out To Be A Climate BlunderEver since the 1973 oil embargo, U.S. energy policy has sought to replace petroleum-based transportation fuels with alternatives. One prominent option is using biofuels, such as ethanol in place of gasoline and biodiesel instead of ordinary diesel.

Does The Climate Crisis Call For Fewer Children?

Does The Climate Crisis Call For Fewer Children?Earlier this summer, I found myself in the middle of a lively debate because of my work on climate change and the ethics of having children.

Over Cooling And Heating Buildings In US Emits As Much Carbon As Four Million Cars

Over Cooling And Heating Buildings In US Emits As Much Carbon As Four Million CarsSix years ago, Phoenix lay burning in the sun one day. It was 110 degrees Fahrenheit and I was the only person foolish enough to be out walking instead of moving by air-conditioned car. Arriving hot and parched at a bookstore, I opened the doors to be greeted by a blast of arctic air.

G20 Nations Emissions Pledges Are Far Too Low

G20 Nations Emissions Pledges Are Far Too LowAnalysts say cuts in emissions will need to increase sixfold if the powerful G20 nations are to meet the climate challenge on reducing greenhouse gases.

To Save The Planet, Do We Need To Shrink The Economy?

To Save The Planet, Do We Need To Shrink The Economy?What is so refreshing about the UN’s Sustainable Development Goals is that they recognise the inherent tension between economic development and the ecology of our planet.

Forest Restoration Can Turn Back The Climate Clock

Forest Restoration Can Turn Back The Climate ClockHalting tree-felling and land clearance is not enough to save tropical rainforests without programmes of forest restoration in degraded areas, scientists say.

Should Troubled Nuclear Reactors Be Subsidized?

Should Troubled Nuclear Reactors Be Subsidized?Since the 1950s, U.S. nuclear power has commanded immense taxpayer and customer subsidy based on promises of economic and environmental benefits. Many of these promises are unfulfilled, but new ones take their place. More subsidies follow.

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