A lot of beaches are eroding, basically washing away, because they aren’t getting enough natural sediment to replenish themselves. One reason for this is that we have built hard structures along beaches (like jetties, ports, harbors, and factories) that block sand from being naturally pushed along by waves; sand gets stuck behind these structures and… Continue reading How to Renourish a Beach with a Forgotten Past: Indiana Dunes National Lakeshore
Robin McLachlan 