Africa's solar revolution is vast and speedy

Commenters see Africa’s rapid solar adoption as a chance to expand electricity without waiting for centralized grids and costly infrastructure. One compares it to the shift from landlines straight to mobile phones, arguing that local panels and batteries can provide power faster and more cheaply than large projects or alternatives such as LNG. Others say China’s low-cost hardware and manufacturing overcapacity are accelerating the change, and suggest Chinese investment could bring wider economic benefits. Some describe the same pattern as unfolding in India, Pakistan, Australia and elsewhere, with solar becoming attractive because the economics have changed.

The discussion also turns on why adoption varies and what it means for power systems. One commenter asks whether the boom was inevitable or driven by Chinese subsidies; another stresses that dispersed rooftop installations are difficult to count and can complicate grid planning as variable supply grows. Some question why expensive generation is still needed to meet peak demand, while a reply notes that electricity prices can reflect the costliest source used at the margin. Sweden’s winter prices prompt disagreement over the role of nuclear power: commenters point to reduced reactor capacity and exports, while another argues that Sweden’s climate makes solar less suitable than in much of Africa. A US commenter also wonders whether tariffs help explain why panels appear pricier there than in Europe.