Water

Water Sources

Cracking the Chemical Mysteries of Concrete

Cracking the Chemical Mysteries of Concrete

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“…As soon as it comes into contact with the waves of the sea and is submerged [it] becomes a single stone mass, impregnable to the waves,” first century author Pliny the Elder wrote of Roman concrete. But how? Scientists have struggled for centuries to determine the secret ingredient that fortifies the  … Read More

Nobody Wants to Swim in This

Nobody Wants to Swim in This

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Just over a year ago, I wrote about the algae blooms that were driving residents away from some sections of Florida’s Atlantic coast. They’re back. And what was once considered an unusual situation could become a permanent summer ritual. “Could the situation that occurred last summer be the new normal?  … Read More

Protecting Drinking Water from Saltwater Intrusion

Protecting Drinking Water from Saltwater Intrusion

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In Miami Beach, FL, people sometimes must navigate streets wearing boots because during weather events, the streets get flooded twice a day for a couple of hours, notes Jayantha Obeysekera, chief modeler for the South Florida Water Management District (SFWMD).  … Read More

Squeezing Water From the Sea

Squeezing Water From the Sea

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By forcing salt water against polymer membranes that trap salt ions and allow fresh water through, reverse osmosis (RO) desalination is an effective water treatment technique. It is relatively expensive, however, due to the energy used to push water molecules through the membrane. But a remarkable facility in Israel, is  … Read More

Unprecedented Charges in Flint

Unprecedented Charges in Flint

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While I feel a tremendous sense of responsibility to do my job well and report information accurately in my role as editor, when I mess up or fail to act, a comma is misplaced or a person’s name misspelled. It’s unfortunate, but nobody dies.

The charges recently brought against five Michigan  … Read More

How Will Trump’s Proposed Budget Influence the Water Industry?

How Will Trump’s Proposed Budget Influence the Water Industry?

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The Trump administration released a budget proposal recently that EPA Administrator Scott Pruitt explains “respects the American taxpayer.” The plan sets an intention to balance spending in the coming years and invest in infrastructure, but it also suggests significant cuts to most nondefense government agencies. If approved, we wonder what  … Read More

A Cosmic Well

A Cosmic Well

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Carl Sagan’s book Pale Blue Dot was inspired by a photograph (below) taken as the Voyager 1 spacecraft left for the edge of the solar system on February 14, 1990. The portrait of our world—taken from 4 billion miles away—reveals the vastness of the cosmos relative to Earth’s pixel-sized fleck of blue.  … Read More



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