The recent Philippine lawsuit is likely a part of this.

The Trump administration is working to put America First when it comes to energy, an agenda that will benefit working families and the broader free world. But the effort is falling prey to climate activism burrowing itself deep into the court system. Congress should, at the very least, shine a spotlight on this scheme and ensure taxpayer dollars are not supporting national self-sabotage.
The entire article can be read here. The Environmental Law Institute has been reported about before and its obvious they are supported by the CCP.
When climate cultists fail to advance their agenda of undermining society via legislation, they resort to legal battles to secure their objectives. They deliberately overlook nations such as China and India, which pollute far more than the U.S., and it’s plausible that China is involved in this legal strategy, which could impose nearly $500 billion in yearly costs if it succeeds, per the American Enterprise Institute.
However, individuals, like those involved with environmentalist organizations, evade the repercussions of their decisions and believe their wealth entitles them to dictate others’ lifestyles. If US energy output stalls or energy prices go up, the blame must be laid at the feet of ELI.