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What is the emission certification standard?
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What is the emission certification standard? Find out what the emission certification standard is at HowStuffWorks.
5 Low-cost Biofuels
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Every fuel has a monetary and ecological cost, but some are more affordable than others. Read on to find out more about five low-cost biofuels.
How Carbon Tax Works
science.howstuffworks.com/environmental/green-science/carbon-tax.htm
A carbon tax is one of two market-based options that focus on lowering harmful emissions. Learn about the carbon tax and how a carbon tax can lower emissions.
Has Online Shopping Changed How Much Cardboard We Use?
Will Amazon's age of home delivery bury the environment in extra boxes? You might be surprised by the answer.
Weather and Climate: What's the Difference?
It's sometimes easy to confuse the two, but weather and climate are very different things.
Why Solar Geoengineering Should be Part of the Climate Crisis Solution
science.howstuffworks.com/environmental/green-tech/remediation/solar-geoengineering.htm
The controversial technology of reflecting sunlight away from the planet could help blunt the worst impacts of climate change. Harvard University climate scientist David Keith weighs in.
How Carbon Capture Works
science.howstuffworks.com/environmental/green-science/carbon-capture.htm
We know that humans are largely responsible for fueling global warming with our carbon emissions. So what if we could seize all that carbon and squirrel it away in a safe place? Well, we can. It's just hard and really expensive.
How Electric Cars Work
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Sales of electric cars keep soaring and the technology just keeps getting better. So how do electric cars work and just how green are they?
Turn Off Your Engine
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Turn off your engine can help the you go gree nand save on gas. Learn more in this article.
How to Make Money Without a Job
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Do you know how to make money without a job. Learn how to make money without a job at HowStuffWorks.