GreenWallet NewsThe 2026 energy storage boom is no longer a forecast — it’s a construction site. Developers in the US alone are planning to add a record 24 GW of utility-scale battery storage this year, a massive jump from the 15 GW installed in 2025. Globally, 353.4 GWh of new energy storage capacity is expected to … Read more
Offshore wind supply chain bottlenecks are no longer a secondary concern in the sector — they are the primary constraint determining which projects get built and which investors make money in 2026. Policy ambition is strong. The wind resource is vast. The technology works. The limiting factor is whether the ships, cables, ports, and factories … Read more
Solar energy grid integration is the defining challenge — and investment opportunity — of the renewables sector in 2026. The generation problem is largely solved. Solar is now the cheapest source of new electricity in most of the world, and the US alone is on track to add 43.4 GW of utility-scale solar this year, … Read more
CBAM — the EU’s Carbon Border Adjustment Mechanism — became financially binding on January 1, 2026, making it the world’s first fully operational carbon border policy to charge real costs based on the emissions intensity of imported goods. For investors in industrial equities, materials companies, and globally exposed portfolios, this is not an abstract policy … Read more
Green finance taxonomies are the infrastructure beneath everything else in sustainable investing — the technical frameworks that define which economic activities count as genuinely sustainable and which don’t. In 2026, the global taxonomy landscape is both more developed and more fragmented than ever, and understanding how the major frameworks relate to each other is essential … Read more
Greenwashing litigation in 2026 is entering a new phase — one where the consequences of misleading sustainability claims have moved well beyond reputational damage into financial penalties, criminal investigation, and personal liability for executives. For investors, this enforcement wave is broadly positive: it raises the cost of misleading claims and drives up the quality of … Read more
UK Sustainability Disclosure Requirements in 2026 represent one of the most significant overhauls of British financial regulation in the ESG space — and for investors buying UK-domiciled funds or holding UK-listed assets, understanding what the new framework means is increasingly important for interpreting sustainability labels and claims accurately. The UK’s approach is deliberately distinct from … Read more
Double materiality is the concept at the heart of EU sustainability reporting in 2026 — and yet most investors encounter it only as jargon in disclosure documents without a clear explanation of what it means or why it matters. Here’s the plain-English breakdown, and why it should change how you read sustainability reports. Understanding double … Read more
Anti-ESG legislation in 2026 has created one of the most fragmented investment regulatory environments in US history — with some states mandating ESG consideration in public pension management and others explicitly prohibiting it. For investors, navigating this landscape requires understanding what the laws actually say rather than relying on either side’s characterization of the debate. … Read more
The SEC’s 2026 climate disclosure rule is one of the most legally contested regulatory developments in sustainable finance — and its current status matters directly to retail investors trying to understand what climate data US companies are actually required to publish. The situation is more complex than most financial media coverage suggests. Here’s the plain-English … Read more