Finnish researchers created a biodegradable UV-filter from red onion dyes and nanocellulose that blocks 99.9% of harmful UV light and lets through 80% of useful sunshine. It outlasted petroleum-based plastics—ups solar tech and honors Earth’s materials.
(c) Abishek Hayare

Solar-Filter aus Zwiebelhaut macht Panels nachhaltiger

ZME SCIENCE

Forscher in Finnland entwickelten einen UV-Filter aus roter Zwiebel und Nanocellulose. Er blockiert 99,9 % der UV-Strahlung und lässt 80 % des nutzbaren Lichts durch. Langlebig und ökologisch – eine pflanzliche Lösung für die Solarzukunft.

Related Posts

Most Read

The European Parliament has approved ambitious EU-wide targets to slash food waste by 2030. Member states must cut waste in processing by 10% and reduce household, retail, and foodservice waste by 30%, tackling the 60 million tonnes wasted annually and boosting sustainability.
EU setzt verbindliche Ziele zur Verringerung von Lebensmittelabfällen
A meta-analysis of 218 studies found that dancing reduces symptoms of depression more strongly than walking, yoga, or antidepressants. The unique mix of movement, rhythm, and social connection makes dance a powerful tool for boosting mental health and emotional well-being.
Tanzen lindert Depression wirksamer als Medikamente oder Sport
For the first time, wind and solar together provide more than one-third of Brazil’s electricity. This clean energy milestone shows how fast renewables are rising, cutting emissions while powering millions of homes with sustainable and affordable energy.
Wind- und Solarenergie decken erstmals ein Drittel von Brasiliens Strom
Tagträumen fördert berufliche Klarheit und Sinnfindung

Powered by
►
Necessary cookies enable essential site features like secure log-ins and consent preference adjustments. They do not store personal data.
None
►
Functional cookies support features like content sharing on social media, collecting feedback, and enabling third-party tools.
None
►
Analytical cookies track visitor interactions, providing insights on metrics like visitor count, bounce rate, and traffic sources.
None
►
Advertisement cookies deliver personalized ads based on your previous visits and analyze the effectiveness of ad campaigns.
None
Powered by