Banks face growing pressure from regulators to slash their financed emissions.
Nvidia's market value soared almost 240% last year and is already up almost 80% in 2024.
There's now some concern that Nvidia may end up a victim of its own success.
Investors redeemed roughly $13 billion from U.S.-based ESG funds in 2023.
A study of asset managers found the two firms consistently blocked green resolutions.
The billionaire investor told attendees of a global climate conference that profits still matter.
Synthetic ETFs use swaps to offer investors exposure to indexes such as the S&P 500.
It's the latest headache to descend on the market for ESG investing.
The move is part of an overhaul of the research firm's methodology for rating ESG funds.
The move comes as a number of major investment firms continue to sit on Adani stakes in ESG funds.