Heat Pumps

Why Do Cities Continue To Accept Rising Utility Prices?

Why were US utility prices so high in Q1 2026? Is it a recent phenonemon, or is it a result of long-established trends? You’d think that natural gas itself would be the cause of rising costs, right? You would’ve been correct years ago, but there’s a set of more recent … [continued]

The Scottish Home Hydrogen Trial And The Ethics Of Delay

The Fife, Scotland, hydrogen trial is moving forward at Easter 2026, and that timing matters more than it might seem. Easter is a season associated with renewal, honesty, sacrifice, and the choice to leave behind what no longer serves the common good. Against that backdrop, SGN is advancing a project … [continued]

District Cooling From the Pacific: A Targeted Efficiency for Oʻahu

The starting point for evaluating seawater air conditioning on Oʻahu is the fully electrified energy system for the island that has been developed through the earlier Sankey analysis. In that framework the island’s civilian energy system excludes overseas aviation fuel, maritime bunkering for ships crossing the Pacific, and military energy … [continued]

Germany’s Bid To Double Hydrogen Fuel Targets Ignores Operator Demand And Cost Signals

The German Bundesrat’s recent plea to Brussels to double green hydrogen-based fuel quotas is less a bid to accelerate decarbonization than a request to manufacture demand for an infrastructure program that never made economic sense and had weak demand signals from the start. The upper chamber’s proposal to increase mandated … [continued]