Clean Technica Research

Air Lubrication For Ships Is Real. The Air Still Isn’t Free.

8 min read

The interesting part of Everllence and Silverstream’s Engine Supported Air Lubrication concept is not that ships can reduce drag by pushing air under the hull. That has been known for decades, and commercial systems are already in service. The interesting part is where the air comes from, because air lubrication’s … [continued]

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Clean Technica

Investments Starting to Grow Nicely In Africa’s Electric Motorcycle Sector

5 min read

Driven by rising fuel costs, increasing demand for affordable transportation and growing policy support for clean energy solutions, investors are increasingly backing scalable electric motorcycle platforms capable of supporting Africa’s next phase of urban and industrial growth. The electric motorcycle sector is growing nicely on the continent. I have been … [continued]

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Clean Technica

PHEV Sales Continue to Record Phenomenal Growth in South Africa

5 min read

Plug-in hybrids are the hottest thing in South Africa right now in terms of sales growth. Sales of plug-in hybrids (PHEVs) were up 280% in 2025 compared with sales figures from 2024. naamsa’s quarterly review of business conditions for the South African motor vehicle manufacturing industry during the first quarter … [continued]

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Clean Technica

Why Would Someone Prefer Coal Power Over Solar & Wind?

4 min read

As I was reading through Steve Hanley’s article on the absurd new $700 million US subsidy for old, dirty coal, the ending really struck me. Here are his final words there: “Other red states joining the renewable energy party include Missouri, Arkansas, Ohio, Mississippi, Michigan, Arizona, Louisiana, and Wyoming. “And … [continued]

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