About the Author

Barbara Hesselgrave

Barbara Hesselgrave is a writer specializing in environmental topics.

Articles by Barbara Hesselgrave

Sea Rise

Water

Sea Rise

When perspectives on sea level rise are considered they might easily take on the glass half-empty or glass half-filled analogy. For many, the glass is half empty and spells doom for thriving municipalities, helplessly sinking into the sea—reminiscent of the cinematic moment in which Charlton Heston finds the Statue of

Managing for Drought

Soil

Managing for Drought

The mania for a green lawn, or in some cases green anything, across many regions of the US has been quelled by recent droughts (thankfully now abating). Even long before water meters were spinning at record rates for golf resorts, private homes, and corporate campuses, scientists have been devising technologies

Stopping a Sinkhole to Save an Alabama Highway

Daily News

Stopping a Sinkhole to Save an Alabama Highway

With flooding, sinkholes, danger, and suspense, this story may resemble the latest Hollywood adventure film. However, it is the real-life saga of a stormwater pipe collapse on Birmingham, AL’s Highway 280 and a race against time along one of the state’s busiest roadways. Its dramatic narrative rivals any blockbuster action

Getting a Grip on Sea Level Rise

Water

Getting a Grip on Sea Level Rise

Climate change, sea level rise, failing infrastructure, and challenged ­budgets are a recipe for disaster in the truest sense. However, while the fact of sea level rise is scientifically undisputed, it is a slow-moving disaster. No one will wake up and find Miami or New York suddenly under water. Yet,

The Right Tool for the Right Job

Construction

The Right Tool for the Right Job

Almost everyone has had the experience where frustration with the inefficiency of a tool or machine prompts the request to the universe: “If only someone invented a tool that could do this better I’d be done by now.” In heavy equipment when time is money this is especially true, but

All About the Cycle Stop Valve (CSV)

Water

All About the Cycle Stop Valve (CSV)

The cycle stop valve opens and closes like a ball valve—it uses a spring to push it open and then a diaphragm will push it closed. The beauty of this is that the customer sets the valve at the required outgoing pressure, and that’s where it stays. So, let’s say