In Bembou Silaty, northwestern Guinea, Mamadou Aliou embodies a stark contradiction. Working for a bauxite mining company's environmental health and safety department, he also champions community well-being, often by critiquing mining operations. "Before these companies arrived, we cultivated our land, and it sustained us," Aliou told Al Jazeera. "But now, when a piece of land is registered and belongs to a mining company, you have nothing there any more."

Guinea possesses the world's largest bauxite reserves, the essential ore for producing alumina and aluminum, a metal vital for industries like automotive, aerospace, and renewable energy. Over the last three decades, Guinea's bauxite production has surged tenfold, with numerous projects currently active. As global demand for aluminum, particularly for the energy transition, escalates, Guinea's strategic importance has grown significantly.

Approximately 75 percent of Guinea's bauxite exports in the past decade have been destined for China, the world's largest aluminum producer. Companies from Russia, the United States, and the United Arab Emirates are also actively securing the ore from the West African nation. In Bembou Silaty, an Indian company, operating since 2019, holds an exploitation concession until 2034.

The transformation in areas like Bembou Silaty, located in the prefecture of Telimele, has been profound since bauxite was discovered about five years ago. However, many residents report significant costs, including water contamination, loss of arable land, and a marked decrease in agricultural productivity, despite the presence of mining operations.

While major bauxite hubs like Kindia and Boke boast improved road infrastructure and offer employment in technical and logistics sectors, villages like Bembou Silaty remain without basic amenities such as electricity. Traditional farming methods persist, untouched by mechanization, even as mining concessions expand.

The environmental impact is a growing concern. Residents describe rivers running brown with muddy water, a direct consequence of mining activities, which they link to the decline in their ability to sustain themselves through traditional farming and fishing.

Despite the nation's mineral wealth, which drives significant global supply chains, the benefits have not translated into widespread prosperity for the local population. The economic model appears to prioritize foreign extraction over sustainable community development, leaving many Guineans reliant on the very industries that disrupt their traditional livelihoods.

Questions remain about the long-term environmental consequences and the equitable distribution of wealth derived from Guinea's vast bauxite resources. As global demand for aluminum continues to rise, the delicate balance between resource exploitation and the well-being of local communities in Guinea remains a critical challenge.