Sydney’s 14 wastewater treatment plants could be modified to also accept food waste, research shows. The ‘anaerobic digestion’ process would produce energy as well as nutrients for reuse.
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Articles on Energy
Displaying 101 - 120 of 646 articles
As the drive towards electrification advances, one fact seems clear: it is far easier to reuse waste heat for our homes and businesses than it is to generate it anew.
Deep sea metallic nodules could help us shift to clean energy. But we don’t know how much damage it will do to ecosystems
20 years ago, solar and wind were expensive enough to make nuclear seem like an option for Australia. With cheap renewables a reality, there’s simply no point to domestic nuclear.
We’ll need some new transmission lines to make Australia’s grid ready for the green energy shift. But there are clever ways of making more use out of our existing network.
China is a major investor in Latin America’s renewable energy and critical minerals like lithium, but countries like Chile are also taking steps to secure their own clean energy future.
A new report from the Grattan Institute shows most households can save thousands of dollars by getting off gas and switching to electric appliances.
The likely El Niño is bad timing for the electricity sector, and means Australians may face supply disruptions and volatile prices.
The diet industry’s reliance on the ‘calories in, calories out’ concept is why society blames people for being overweight. But it’s a myth.
An expert in atmospheric science sheds light on Earth’s energy imbalance and its consequences for humankind.
Congress passed and the president signed the deal just days before the US was expected to default on its debt.
If we put green hydrogen plants next to green iron and steelmaking, we can clean up steelmaking and boost the hydrogen industry.
Community batteries are popular. But that doesn’t mean they’re always the right tool for the job. We have to make sure they do what we want them to do
Hydrogen is getting a lot of attention as the EPA prepares to propose new emissions rules for power plants. But it has a problem: almost all of it used today is made from fossil fuels.
A new generation of flexible solar cells has been pioneered using a material known as perovskite.
We often feel drained of energy after a long day of work or study. Here’s how we measure what’s going on in our brain.
Alongside the global economic outlook, Russian supply and Chinese demand are contributing to ‘a cocktail of uncertainty’ for oil prices.
Sports gels and protein powders can meet the increased nutritional needs of endurance athletes in a convenient form. But they do pack downsides too.
Prime has two offerings: one is marketed as a ‘hydration’ drink, the other as an ‘energy’ drink. But what’s actually in them?
Two experts in policy and technology who were also co-authors of an international climate assessment see reasons for optimism.
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