We know that LED bulbs save money over time, but they can be expensive initially. Luckily, there are lots of ways to get LED bulbs and energy conservation kits at no cost!My electric company, Duke ...

This calculation doesn't account for leaky ducts or poor piping, which may contribute to more energy use. A highly efficient system should have an AFUE rating between 85 and 98.5 percent.

Green energy-efficiency credits are on the chopping block. If you want some of these valuable tax credits, you'll need to upgrade your home sooner rather than later.

Chris Wright, US Secretary of Energy, during a House Appropriations Subcommittee on Energy and Water Development and Related Agencies hearing in Washington, DC, US, on Wednesday, May 7, 2025.

Specifically, the bill targets Biden administration rules from 2022 and 2024 intended to gradually raise the minimum efficiency for incandescent light bulbs to 45 lumens per watt and then to 120 ...

China's north and west on alert after sweeping rains trigger deadly floods Climate & Energy · July 2, 2025 · 6:21 PM PDT · 15 mins ago China's north and west braced for flash floods and ...

Doubling the pace of energy efficiency gains is one of the five key climate action items that IEA is laying out for world leaders at COP28 that would put nations on a path to net-zero emissions by ...

By addressing these challenges with inventive approaches, we can ensure that energy-efficient cooling becomes the norm, fostering a sustainable and comfortable built environment.

This article is for subscribers only. Last month, new lighting energy efficiency rules took hold in the US, requiring new light fixtures to provide at least 45 lumens per watt of electrical input.

Only roughly 5% of the energy used by an incandescent bulb produces light; the remaining 95% or so is lost as heat. This is why you let an incandescent bulb cool off before unscrewing it.

Say Goodbye to Incandescent Light Bulbs as New US Energy Efficiency Rules Take Effect The public bids farewell to Thomas Edison's iconic invention. By Quincy Jon Updated: Aug 02 2023, 12:16 PM EDT ...