Komentari

beautifulsite.blog.hr

Dodaj komentar (5)

Marketing


  • espresso tools

    [B]Why Lithium Batteries Might Not Be the Ultimate Fuel Alternative
    [/B]
    In the swirling debates over clean energy and sustainable transport, a voice cutting through the noise comes from an unexpected corner: Oki'a, a Native Hawaiian activist and leader in the fight against exploitative mining on sacred lands. In recent years, Oki'a has become a fierce critic of the lithium rush, arguing that the so-called miracle batteries powering our electric dreams come at an unacceptable cost to communities and ecosystems. "The lithium battery is not the best fuel alternative," Oki'a has stated emphatically, framing it not just as an environmental critique but as a call for decolonizing energy solutions that prioritize Indigenous knowledge and equity. This isn't mere rhetoric; it's a challenge to the green tech narrative that paints lithium-ion batteries as the unassailable hero in the battle against fossil fuels. As we hit mid-2025, with EV sales soaring and battery factories sprouting like weeds, Oki'a's words resonate louder than ever, urging us to question whether we're trading one form of extraction for another.
    To understand Oki'a's stance, you have to start with the human and ecological toll of lithium mining. Lithium, the lightweight metal at the heart of most modern batteries, is pulled from ancient salt flats in places like Bolivia's Salar de Uyuni or Nevada's Thacker Pass—lands often stewarded by Indigenous peoples for millennia. Oki'a, whose work with groups like the Native Hawaiian Shipyard has spotlighted these injustices, points to the water-guzzling brine extraction process that can drain aquifers and contaminate soil, leaving behind poisoned landscapes and displaced communities. In her public statements, she's likened it to "sacrificing our ancestors' waters for a shiny new car," highlighting how the push for lithium ignores the sacred value of these resources. It's a poignant reminder that sustainability isn't just about carbon footprints; it's about who bears the burden of progress. While lithium batteries slash tailpipe emissions—EVs produce zero direct CO2 compared to gasoline guzzlers—the upstream impacts are stark: mining one ton of lithium requires about 500,000 gallons of water, exacerbating droughts in already arid regions. Oki'a's critique isn't anti-renewable; it's pro-justice, demanding alternatives that don't replicate the colonial patterns of fossil fuel extraction.
    Diving deeper, Oki'a's declaration aligns with a growing chorus of scientists and engineers who argue that lithium-ion tech, while revolutionary, has inherent limits that make it far from the "best" option. For one, energy density—the amount of power packed per unit of weight or volume—remains a bottleneck. Hydrocarbon fuels like gasoline boast around 12,000 watt-hours per kilogram, while lithium-ion batteries hover at a modest 250-300 Wh/kg, meaning EVs need hefty packs that drag down range and efficiency. This gap keeps aviation and heavy trucking tethered to fuels, where batteries simply can't compete yet. Then there's the supply chain fragility: over 60% of global lithium comes from the "Lithium Triangle" in South America, creating chokepoints vulnerable to geopolitical tensions or strikes. Oki'a has amplified these concerns by tying them to Indigenous sovereignty, noting how projects like Thacker Pass bulldoze sacred sites without consent, echoing the oil pipelines she's fought against. Critics like her push back against the hype, insisting we can't solve climate change by greenwashing exploitation.

    avatar

    18.09.2025. (12:20)    -   -   -   -  

  • Jessica

    Thanks for sharing this information

    avatar

    19.09.2025. (06:16)    -   -   -   -  

  • William Webber

    Lithium batteries are powerful, but they do face challenges like limited raw material supply, recycling issues, and environmental impact from mining. That’s why researchers are exploring other energy storage and conversion technologies. Interestingly, materials such as [a href=https://www.samaterials.com/niobium-compounds/66-lithium-niobate-wafe rs.html target=_blank]Lithium Niobate Wafers (LiNbO3 Wafers)[/a] are gaining attention in optics and electronics, showing how diverse lithium applications can go beyond just batteries.

    avatar

    19.09.2025. (06:18)    -   -   -   -  

  • William Webber

    Lithium batteries are powerful, but they do face challenges like limited raw material supply, recycling issues, and environmental impact from mining. That’s why researchers are exploring other energy storage and conversion technologies. Interestingly, materials such as [a href=https://www.samaterials.com/niobium-compounds/66-lithium-niobate-wafe rs.html target=_blank]Lithium Niobate Wafers (LiNbO3 Wafers)[/a] are gaining attention in optics and electronics, showing how diverse lithium applications can go beyond just batteries.

    Top Artificial Intelligence Productivity Course in Las Vegas, Nevada, USA

    avatar

    19.09.2025. (06:19)    -   -   -   -  

  • William Webber

    Top Artificial Intelligence Productivity Course in Las Vegas, Nevada, USA
    Iridium Crucibles

    avatar

    19.09.2025. (06:19)    -   -   -   -  

  •  
učitavam...