Epyr raises €15M (about $17M) for industrial heat storage
France-based Epyr secures €15M to expand thermal energy storage projects, including a 35-MWh installation at a paper facility.
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What is ESG investing? A plain-English guide
ESG investing picks companies partly on environmental, social and governance factors. What it means, what it does not guarantee, and how to start sensibly.
Is an electric car cheaper to own than a petrol car? A cost breakdown
Fuel savings are real, but purchase price and depreciation can eat them. Here is how to compare an EV with a petrol car using your own numbers.
How long do EV batteries really last?
Large 2026 fleet data shows EV batteries lose about 2.3% of capacity a year on average, and how you charge matters more than the weather.
Solar panels for your home: how to size a system
Size rooftop solar from your monthly units, not your roof. A simple method, the usual kW ranges by consumption, and what to ask installers.
How does a solar panel system pay for itself?
Solar payback is the system cost minus subsidies, divided by yearly bill savings. See how it works, what the data says, and the India subsidy rules.
ESG vs SRI vs impact investing: what is the difference?
The three terms overlap and are often mixed up. Here is how ESG, socially responsible and impact investing differ in goal, method and proof.
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