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Articles on Roads

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Planting native plant seeds on sand dunes at Westward Beach in Malibu, Calif., to stabilize the dunes. Al Seib / Los Angeles Times via Getty Images

A shortage of native seeds is slowing land restoration across the US, which is crucial for tackling climate change and extinctions

Native plants help damaged landscapes by stabilizing soil, fighting invasive species and sheltering pollinators. Two horticulture experts explain what they’re doing to help develop new seed sources.
Roads require de-icing strategies in northern regions, but this practice has negative effects on aquatic biodiversity.

Freshwater ecosystems are becoming increasingly salty. Here’s why this is a concern

Although it has been considerably less studied than other environmental problems, salinization presents major challenges for biodiversity in freshwater and coastal areas.
An old-growth tree that was cut in Alaska’s Tongass National Forest. Salwan Georges/The Washington Post via Getty Images

The Biden administration has called for protecting mature US forests to slow climate change, but it’s still allowing them to be logged

Protecting old and mature trees is the simplest and least expensive way to pull carbon out of the atmosphere – but proposed logging projects threaten mature stands across the US.
Low-quality asphalt binder — the glue that holds roads together — can leave roads prone to cracking in cold temperatures. (Shutterstock)

How Canada’s oilsands can help build better roads

The quality of asphalt binder — the glue that holds roads together — influences their condition. Binder made from Alberta bitumen is low in waxes and could extend pavement lifespan.

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