Ownership-based emissions, policy challenges and equity in climate action

The Climate Inequality Report 2025, prepared by the World Inequality Lab in collaboration with leading climate economists, reveals that wealth ownership — not consumption alone — is the key driver of carbon inequality.
It finds that the top 1% of global wealth holders are responsible for 41% of total emissions associated with private capital ownership, while their consumption-related emissions account for only 15%.

This marks a paradigm shift in understanding climate responsibility — from “what people consume” to “what they own and invest in”.

Key Findings

1. Ownership-Based Emissions:
   • Emissions embedded in assets such as fossil-fuel companies, mining, aviation, or high-carbon manufacturing sectors.
   • The report quantifies capital-linked emissions — emissions generated by companies in which individuals hold shares, funds, or stakes.
2. Geographical Imbalance:
   • North America and Europe account for the largest ownership-related emissions.
   • Emerging economies (India, China) show widening internal inequality — where the wealthiest deciles invest in carbon-intensive assets while poorer populations face climate vulnerability.
3. Consumption vs. Wealth:
   • Traditional climate metrics measure emissions via household consumption — energy, transport, diet.
   • The report argues this overlooks the systemic influence of investment portfolios, equity ownership, and financial control over polluting industries.

Why This Matters

1. Reframing Climate Responsibility:
   The findings challenge the conventional carbon-tax framework, which penalises end-use consumption but ignores emissions financed by elite investment decisions.
2. Policy Blind Spot:
   • Wealth taxes or green finance rules seldom incorporate carbon intensity of owned assets.
   • Many high-net-worth individuals invest indirectly through funds or global firms, making accountability diffuse.
3. Ethical and Governance Dimensions:
   The study adds a moral layer to climate discourse — questioning whether climate justice can be achieved without redistributing both wealth and emission rights.

India’s Perspective

• India’s per capita emissions (≈2 tCO₂) remain well below global averages, yet its wealth inequality is rising, with concentrated investment in carbon-heavy sectors like cement, steel, and energy.
• The report underscores the need for India to develop “climate-inclusive financial regulation”, ensuring capital flows align with low-carbon goals.
• As India pursues net-zero by 2070, private capital mobilisation must be redirected toward renewables, adaptation, and climate tech.

Policy Implications

1. Carbon-Adjusted Wealth Tax:
   • Integrate carbon intensity into progressive wealth or inheritance taxes.
   • Example: Higher tax rates for portfolios with high-carbon asset exposure.
2. Green Investment Screening:
   • Mandate ESG (Environmental, Social, Governance) and carbon disclosure for large asset managers and sovereign funds.
3. Divestment & Transition Finance:
   • Encourage disinvestment from fossil-heavy industries and incentivise green bonds.
4. Public Accountability:
   • Publish climate footprints of wealth portfolios for transparency — similar to tax disclosures.
5. Intergenerational Equity Policies:
   • Embed climate justice principles in wealth redistribution — ensuring future generations are not burdened by the emissions of today’s elite.