Elon Musk once envisioned a future where Tesla’s solar tiles would become a common sight on rooftops across the country, promising a significant leap forward in renewable energy technology. However, nearly a decade after their introduction, this ambitious dream has not materialized as expected.
Initially showcased on the set of “Desperate Housewives,” Musk’s solar tiles were touted as a revolutionary product that would cover rooftops like traditional shingles. Musk confidently projected that Tesla would be installing these solar tiles on 1,000 roofs each week by 2020. Fast forward to 2022, and the reality was starkly different—only about 3,000 solar roofs had been installed, accounting for a mere 0.17% of the residential solar capacity in the United States that year.
Now, as reported by Julian Spector and Dan McCarthy, Tesla has decided to phase out its solar shingles. Instead, the company is shifting its focus back to traditional solar panels, with plans to construct a $10.1 billion solar cell factory in Texas. This facility is expected to produce an impressive 100 GW of integrated solar panels annually.
If Tesla succeeds in this endeavor, it would be a monumental achievement. Currently, the combined output of all solar factories in the U.S. is a mere 65 GW of panels per year. To reach its ambitious target, Tesla will need to significantly ramp up its production capabilities.
Clean Energy Developments
Global Renewable Energy Investment: Despite a slowdown in investment, renewable energy sources are on track to reach a significant milestone by 2026. According to a BloombergNEF analysis, the first half of 2026 saw $327.5 billion invested in solar, wind, and other renewable energies, matching the investment level of the latter half of 2025. While investment in standalone utility-scale solar power declined, solar-plus-storage investment surpassed $25 billion, and residential solar investments surged.
Despite challenges in the energy sector, including coal power generation’s resurgence due to oil and gas shortages linked to the conflict in Iran, renewable sources are anticipated to outpace coal in electricity generation for the first time, according to the International Energy Agency. The growing demand for rooftop solar plays a key role in this transformation.
Other Notable Clean Energy News
Trump’s Electrical Equipment Ban: President Donald Trump has prohibited the acquisition, importation, transfer, or installation of certain foreign-made bulk-power electrical equipment. The Department of Energy (DOE) will assess the risks before enforcing the ban. (Project Finance)
U.S. Army’s Nuclear Plans: The U.S. Army intends to allocate up to $2.2 billion to five companies, including Antares Nuclear, General Atomics, and Westinghouse, to develop small nuclear reactors at military bases nationwide. (New York Times, Axios)
Canada’s Retaliatory Measures: Ontario Premier Doug Ford has threatened to reduce or halt power exports to the U.S. in response to new tariffs imposed by the Trump administration on Canadian goods. (Utility Dive)
Data-Center Gas Plants: The capacity of natural gas plants for data centers has increased to 189 gigawatts, up from 97 GW at the end of last year. (Heatmap, Global Energy Monitor)
Maine’s Wind Power Approval: After nearly two decades of effort, Maine has approved an 800-MW wind array and a 1.2-GW transmission line near the Canadian border. (Canary Media)
EPA’s Public Comment Changes: The U.S. EPA is considering removing a federal requirement for states to seek public input on air pollution permits for data centers and other industrial facilities. (New York Times)
Europe’s Solar Resilience: Despite record heat and drought conditions threatening power production from nuclear, fossil fuel, and wind sources, solar energy has outperformed expectations, helping maintain electricity supply during extreme temperatures. (Grist)
Original Story at www.canarymedia.com