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Environment + Energy – Articles, Analysis, Opinion

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Aerial view of native seedlings for forest restoration at the the Instituto Terra, Aimores, Brazil. Christian Ender/Getty Images

Arbor Day: Why planting trees isn’t enough

Large-scale tree-planting projects are politically popular and media-friendly, but without effective planning and long-term management, they can do more harm than good.
A tiger crosses a road in India’s Ranthambore National Park. Aditya Singh/AFP via Getty Images

GPS tracking could help tigers and traffic coexist in Asia

An infrastructure boom threatens endangered tigers across Asia. Scientists want to know more about how tigers behave near roads so they can design wildlife-friendly transportation networks.
Wind turbines near Glenrock, Wyo. AP Photo/Matt Young

The US electric power sector is halfway to zero carbon emissions

Fifteen years ago electric power generation was the largest source of US greenhouse gas emissions. Now the power sector is leading the shift to a clean energy economy.
Aerial view of Lake Powell on the Colorado River along the Arizona-Utah border. AP Photo/John Antczak

Interstate water wars are heating up along with the climate

The Supreme Court recently dealt defeat to Florida in its 20-year legal battle with Georgia over river water. Other interstate water contests loom, but there are no sure winners in these lawsuits.
A deforested piece of land in the Amazon rainforest near Porto Velho, in the state of Rondonia, in northern Brazil, on Aug. 23, 2019. Carl De SouzaA/FP via Getty Images

Brazil’s economic crisis, prolonged by COVID-19, poses an enormous challenge to the Amazon

Because Brazil’s economic prosperity in the last two decades is increasingly linked to the Amazon’s good health, restoring the country’s economy is a critical first step toward ending deforestation.
A helicopter drops water on a forest fire in Alaska. Michael Risinger/U.S. Army National Guard

As extreme fires transform Alaska’s boreal forest, deciduous trees put a brake on carbon loss and how fast the forest burns

A new study finds more deciduous trees like aspen are growing in after severe fires in the region, and that has some unexpected impacts.
Longleaf pines support one another through mycorrhizae – mutually beneficial relationships between certain fungi and the trees’ roots. Justin Meissen/Flickr

Plants thrive in a complex world by communicating, sharing resources and transforming their environments

We may think of plants as passive life forms, but they can cooperate, share resources, send one another warnings, and distance themselves from their communities when survival depends on it.
Tampa Bay’s sea grass meadows need sunlight to thrive. Algae blooms block that light and can be toxic to marine life. Joe Whalen Caulerpa/Tampa Bay Estuary Program via Unsplash

Water being pumped into Tampa Bay could cause a massive algae bloom, putting fragile manatee and fish habitats at risk

Harmful algae blooms are an increasing problem in Florida. Once nutrients are in the water to fuel them, little can be done to stop the growth, and the results can be devastating for marine life.
Government policies sparked rapid growth and technology innovation in solar energy, wind energy and battery markets. Michael Hall/Getty Images

Technology innovation gives government leverage to drive down emissions fast – here’s how

Technology innovation is one of the Biden administration’s most powerful tools for accelerating progress on climate change. Recent successes in renewable energy and batteries show how this can work.
Wind turbines and fighter jets both rely on imported critical minerals. U.S. Air Force; Dennis Schroeder/NREL

The US is worried about its critical minerals supply chains – essential for electric vehicles, wind power and the nation’s defense

Right now, the nation is almost entirely dependent on other countries for minerals that are used in everything from wind turbines to strike fighters and satellites.