Which battery technologies can best power homes? Lithium and other chemical batteries are the trends, but some diversity in storage materials could help take some stress off-peak electrical grid moments.

What changes when you can measure what you breathe?

If it ends up being logistically cheaper for retailers to do online-only, it will be a bigger driver than any sustainability pact would be.

In this industry, we spend our lives moving water and energy around. Some things that use a lot of energy are easy to identify, such as heavy machinery or air-conditioned buildings with open external doors.

I’m writing today from a setting that may be familiar to many readers right now. I’m fortunate to be working from home in the middle of the COVID-19 pandemic.

What will the state of hydronics be in 2038? I hope our daughters will feel welcome and thrive in this industry that has meant so much to my family.

Is a carbon-neutral city possible? What would a city have to do to achieve the lofty building standards? How much would it have to rely on purchasing renewable energy certificates (RECs) to get there?

Fossil-fuel imports could provide quick relief in the wake of disasters, but they will always put Puerto Rico at the mercy of the import energy market. No import infrastructure is needed to harvest more solar, wind and ocean energy.

From illegal dumping areas to retired mining operations, brownfields aren’t ideal for redevelopment. What could we do with our wasteland sites other than fence them off forever?

About two-thirds of the waste generated in the United States comes from construction and demolition dumpsters. These large-scale projects create an enormous amount of waste in a short amount of time.