Menu Close

Articles on Roads

Displaying 1 - 20 of 114 articles

The Denali Highway as it crosses the Susitna River. Joe Sohm/Visions of America/Universal Images Group via Getty Images

Rural Alaska has a bridge problem as permafrost thaws and crossing river ice gets riskier with climate change

Alaska is warming faster than any other U.S. state, and that’s causing problems, a team of bridge engineers and social scientists explains. The infrastructure bill in Congress would offer some help.
Interstate 980 cuts off West Oakland, Calif., at top, from other Oakland neighborhoods. Jane Tyska/Digital First Media/East Bay Times via Getty Images

Removing urban highways can improve neighborhoods blighted by decades of racist policies

Two urban policy experts explain why taking down highways that have isolated low-income and minority neighborhoods for decades is an important part of the pending infrastructure bill.
In 1872, John Gast painted ‘American Progress,’ showing trains and roads spreading across the American West. John Gast, Library of Congress via Wikimedia Commons

Infrastructure spending has always involved social engineering

Government investment in roads, railroads and other public services has always involved social programming, both for good and for ill.
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.
Australia’s dingo fences, built to protect livestock from wild dogs, stretch for thousands of kilometers. Marian Deschain/Wikimedia

Fences have big effects on land and wildlife around the world that are rarely measured

Millions of miles of fences crisscross the Earth’s surface. They divide ecosystems and affect wild species in ways that often are harmful, but are virtually unstudied.
An estimated 29 million mammals are killed each year on European roads. (Shutterstock)

Wildlife can be saved from becoming roadkill with a new tool that finds the best locations for fences

Roads and traffic are causing massive mortality of wild animals worldwide and the road network is rapidly expanding. Can the wildlife death toll be stopped?

Top contributors

More