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Anne Barbosa

As seen in: G1 Globo, Flipboard, The Star (Malaysia), BioRxiv, S&P Global Commodity Insights, Energy Evolution, S&P Global, CNN Brasil, S&P Global Inc
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Articles

Lithium market volatility puts global supply back in focus

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By Anne Barbosa
| S&P Global Inc
After a strong rally in the first half of 2026, lithium prices have come under renewed pressure as shifting market expectations weigh on sentiment. Industry leaders are gathering in Singapore for the First International Lithium Association's Annual Meeting, assessing not only the recent price swings, but also the longer-term supply, demand and investment trends that will shape the future of the lithium market.
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US strengthens critical mineral supply chain investments in Africa

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By Anne Barbosa, Euan Sadden
| S&P Global Inc
The US is stepping up its push on critical minerals in Africa, and it’s doing so with more than just diplomacy. Washington is aiming to strengthen supply chains for batteries, renewables and advanced manufacturing while reducing reliance on China-dominated networks. Africa is central to that plan, spanning key reserves of cobalt, manganese, graphite, copper and lithium.
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US aluminum end-users face tariff headwinds as steel imports fall, prompting material shifts

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By Anne Barbosa
| S&P Global Verified
Your Opt Out Preference Signal is Honored Privacy Preference Center When you visit any web site, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalized web experience.
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