votsalo - Slashdot User

Submission + - how Cyprus became a world leader in solar heating

Submitted by votsalo on Friday September 20, 2024 @05:06AM

votsalo writes: From the article:

“We do around four installations a day across Cyprus,” says Mihali. “And each takes little more than two hours at most because, like the system itself, it’s all so easy.”

Cyprus has outstripped all other EU member states in embracing hot-water solar systems, with an estimated 93.5 % of households exploiting the alternative energy form for domestic needs.

All you need are solar panels, a tank and copper pipes. Ever since, it’s been a wonderful solution to the hot water needs of households here.”

Submission + - Mastodon gained 70,000 users after Musk's Twitter takeover (theguardian.com)

Submitted by votsalo on Wednesday November 02, 2022 @11:34AM

votsalo writes: More than 70,000 users joined Mastodon on the day after Musk’s Twitter takeover announcement.
Mastodon is a six-year-old decentralized social media platform that uses federated servers.

Submission + - California approved dropping rodenticide on Farallon Islands (sfgate.com) 2

Submitted by votsalo on Tuesday December 21, 2021 @05:15PM

votsalo writes: The California Coastal Commission approved dropping rodenticide on Farallon Islands.

"The rocky outcrop of sea stacks and islands west of the Golden Gate is home to 300,000 breeding seabirds, as well as five species of seals and sea lions. That unique biodiversity, however, also includes more than 1,000 mice per acre, a population that has exploded in recent years. " The mice "were first introduced by sailors over a century ago."

Dr. Jane Goodall argued against the poison at the hearing, but the Commission decided 5-3 to airdrop 3000 pounds of poison by helicopters.

Submission + - Making rocket fuel from space junk

Submitted by votsalo on Saturday November 20, 2021 @05:12AM

votsalo writes: Plans for removing space debris include converting its metal into fuel for electric propulsion systems that ionizes the metal, "which then creates thrust to move objects around orbit."

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