Browse
Renewable Energy
-
Solar and Wind Power Side by Side: Output, Land and Variability
How solar and wind differ in capacity factor, seasonal output, land footprint and grid fit, using EIA, Ember, NREL and…
-
Renewable Energy Sources Compared: Solar, Wind, Water, Heat and Biomass
A side-by-side look at solar, wind, hydropower, geothermal and biomass: how each works, how much electricity it supplies and how…
-
Offshore Wind Power: Turbines, Foundations and Grid Links
Offshore wind power turns sea winds into grid electricity. See how turbines, fixed and floating foundations and export cables work,…
-
Net Metering: How Rooftop Solar Owners Are Credited for Exports
Net metering credits rooftop solar owners for power sent to the grid. Here is how it works, how net billing…
-
Levelized Cost of Energy: How Power Sources Are Compared on Cost
Levelized cost of energy compares power sources on cost per megawatt-hour. This guide covers the inputs, published EIA, Lazard and…
-
Green Hydrogen: Making Fuel From Renewable Electricity
Green hydrogen is made by splitting water with renewable electricity. This explainer covers electrolyzer types, uses, storage and dated cost…
-
Geothermal Energy: Power and Heat From Underground
Geothermal energy is heat from inside the earth, used for electricity, heating and industry. This guide covers plant types, where…
-
Community Solar: Shared Solar Farms for Renters and Shaded Homes
Community solar lets renters and homes with unsuitable roofs share an off-site solar array and receive bill credits. This guide…
-
Battery Energy Storage and Its Role on a Renewable Grid
Battery energy storage moves solar and wind output to the hours people need it. Here is how batteries work, how…
-
Agrivoltaics: Growing Crops and Grazing Under Solar Panels
How agrivoltaics shares land between solar panels and farming, and what German and U.S. field trials found about crops, grazing…