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How Automatic Solar Panel Cleaning Systems Work
science.howstuffworks.com/environmental/green-tech/sustainable/solar-panel-cleaning-system.htm
Automatic solar panel cleaning makes solar panels far more efficient. Visit HowStuffWorks to learn all about automatic solar panel cleaning.
How Landfills Work
science.howstuffworks.com/environmental/green-science/landfill.htm
What happens to all of that trash you put on the curb every week? It doesn't just disappear into a parallel universe. Much of it probably goes to the local landfill, and how it gets handled there is a very involved system.
How Iron and Steel Work
science.howstuffworks.com/iron.htm
The refining of iron ore is one of the most historically significant achievements of all time. Find out how iron gets turned into steel and what it's used for.
Recycled Plastic Waste Creates Roads
science.howstuffworks.com/recycled-plastic-waste-creates-roads.htm
Plastic waste can be recycled as a road-building and repair material. HowStuffWorks looks at the process.
What Is Whiskey Fungus and Is it Dangerous?
science.howstuffworks.com/life/biology-fields/whiskey-fungus.htm
Distilleries call this evaporative substance "angel's share" and promise that it's not dangerous, but nearby residents find it coating everything around them and aren't so sure.
'Heatflation': How High Temperatures Send Food Prices Soaring
money.howstuffworks.com/heatflation-news.htm
Sizzling temperatures across the globe aren't just bad for humans, they're bad for crops too. Harvests are smaller and that drives up food prices.
Where is the Earth's carbon stored?
science.howstuffworks.com/environmental/green-science/earth-carbon-stored.htm
No one would blame you if you're sick of hearing about carbon. Every day it seems there are news stories about rising carbon levels, carbon emissions and even the search for new carbon-based life forms
What Is the Strongest Metal on Earth?
science.howstuffworks.com/environmental/earth/geology/titanium.htm
Let's take a look at some of the strongest metals on Earth and their surprising uses.
How Much Air Pollution Comes From Cars?
auto.howstuffworks.com/air-pollution-from-cars.htm
You see it every time smoke billows from your car's exhaust pipe. There's no denying that vehicles are major contributors to air pollution.
Wasted Food in the U.S. Could Feed Much of Population
recipes.howstuffworks.com/all-wasted-food-in-u-s-could-feed-84-population.htm
In the US, 21 percent of landfill space is filled with food. HowStuffWorks looks at new proposals that aim to reduce food waste by 50%.