Articles on Erosion

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This started as a mountain range. Bas Meelker/Shutterstock.com

Where does beach sand come from?

Sand may seem abundant when your toes are buried in it, but it's becoming scarce along many coastlines around the world.
Surf threatens beach houses on Dauphin Island, Alabama, September 4, 2011 during Tropical Storm Lee. AP Photo/Dave Martin

Why are Atlantic and Gulf coast property owners building back bigger after hurricanes?

'Building back better' refers to making communities more disaster-proof and resilient after they take a hit. But instead, some US owners are building back bigger homes in vulnerable places.
A farmer plows a dry and dusty cotton field near Phoenix, Ariz., while a drought affects the Southwest. (AP Photo/Ross D. Franklin)

How to fight desertification and drought at home and away

Desertification is a problem of global proportions. If action isn't taken now, it will accelerate and fuel further migration and conflict.
Teetering: Abergeldie Castle. Russell Cheyne

How to stop a castle falling into a river

Storm Frank has left one of the Queen's neighbours in Aberdeenshire on the verge of collapsing into a river. Here's what you do about it.
Instead of developing a northern foodbowl to feed our neighbours, Australia could help them feed themselves. Neils Photography/Flickr

Australia should help East Timor feed itself

A nation that destroys its soils, destroys itself — Franklin Roosevelt It is a worthy objective to sell more food to Asia, but we should not conflate pursuing export income with improving regional food…

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