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![Cars lined up underneath a solar panel.](/sites/default/files/styles/thumbnail/public/images/Baka-charging-station_cropped-1024x457.jpg?itok=nXWuQv8o)
Electric Vehicle Charging: Types, Time, Cost and Savings
How does EV charging work? Types of charging options, charging time, costs and potential savings.
Explainer
![The frame of an electric vehicle.](/sites/default/files/styles/thumbnail/public/images/cv-ev-car-battery.jpg?itok=OAIZFWAV)
EV batteries
What materials and types of metals are used to make batteries for electric cars? How much do batteries cost? How long do they last?
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![A person in the driver's seat of an autonomous vehicles looks at a pedestrian on a crosswalk.](/sites/default/files/styles/thumbnail/public/2020-05/3000-waymo-street-cross.jpg?itok=_QXTz23J)
Self-Driving Cars 101
How do self-driving cars work—and what do they mean for the future?
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![](/sites/default/files/styles/thumbnail/public/images/gw-impacts-sea-level-rise-key-west-florida-biker-flooded-streets.jpg?itok=kUKEjVUE)
Global Warming is Happening and Humans are the Primary Cause
The evidence is overwhelming. Earth is warming fast, and the heat-trapping emissions we release into the atmosphere from burning fossil fuels is changing our climate.
Explainer
![Wind turbine assembly](/sites/default/files/styles/thumbnail/public/images/energy-wind-assembly.jpg?itok=NyXBDgcQ)
Barriers to Renewable Energy Technologies
Renewables face major obstacles. Some are inherent with all new technologies; others are the result of a skewed regulatory framework and marketplace.
Explainer
![Solar panels and transmission](/sites/default/files/styles/thumbnail/public/images/energy-renewable-solar-panel-transmission-lines.jpg?itok=JL33SJPW)
Benefits of Renewable Energy Use
Renewable energy—wind, solar, geothermal, hydroelectric, and biomass—provides substantial benefits for our climate, our health, and our economy.
Explainer
![A pair of smokestacks](/sites/default/files/styles/thumbnail/public/images/energy-coal-smokestack-pair.jpg?itok=9Fol1nxh)
Coal and Air Pollution
Air pollution from coal-fired power plants is linked with asthma, cancer, heart and lung ailments, neurological problems, acid rain, global warming, and other severe environmental and public health impacts.
Explainer
![A chart showing how coal forms over time](/sites/default/files/styles/thumbnail/public/images/energy-m-coal-geology_0.jpg?itok=aYA427H4)
How Coal Works
Coal is a main contributor to global warming, and has major negative effects on human health and the environment.
Explainer
![A hurricane from above](/sites/default/files/styles/thumbnail/public/images/2016/10/gw-impacts-hurricane-matthew-satellie-image-haiti-landfall-100416.jpg?itok=T07pikfW)
Ten Signs of Global Warming
Ten ways climate change affects our planet.
Explainer
![](/sites/default/files/styles/thumbnail/public/images/energy-coal-acid-rock-drainage.jpg?itok=fC8aT-6_)
Coal and Water Pollution
Lakes, rivers, streams, and drinking water supplies are all heavily impacted by coal mines and power plants.
Explainer
![Cars stuck in traffic.](/sites/default/files/styles/thumbnail/public/images/cv-northeast-cars-buses-trucks.jpg?itok=_JXeorDG)
A Brief History of US Fuel Efficiency
Why do we have the fuel economy standards that we have today? Where are they going? Learn more here.
Explainer
![](/sites/default/files/styles/thumbnail/public/images/sick-girl-1.jpg?itok=HdMWq4Mo)
Climate Change and Your Health
The Climate Change and Your Health initiative is an effort by the Union of Concerned Scientists to highlight the health risks associated with global warming.