MAS carbon emissions rise amid shift to greener investment portfolio

Equity and corporate bond climate exposures fall as rising air travel and data use drive up own emissions

Jewel Changi Airport, Singapore
Jewel Changi Airport, Singapore

The Monetary Authority of Singapore’s investment portfolio has become less carbon-intensive in the last financial year, although its total carbon emissions rose largely because of increased air travel.

The MAS uses a metric called the weighted average carbon intensity (WACI) to measure the carbon intensity of its equities and corporate bond holdings. The WACI measures a portfolio’s exposure to carbon-intensive companies by revenue, expressed in tonnes of carbon dioxide equivalent (tCO2e) per unit

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