This claim is a conspiracy presented without any evidence. It is recurring pro-Kremlin disinformation about climate change, following the narrative that global warming is a "hoax" perpetrated by special interest groups like green business that stand to benefit from climate hysteria.
The Green New Deal is the name of a set of legislative proposals introduced to the US Congress in 2019, that were aimed to remake US economy and eliminate carbon emissions and address economic inequality. The proposed legislative framework involved improving infrastructure, working with farmers to eliminate pollution and greenhouse gas emissions, overhauling transportation systems, ensure jobs and healthcare for Americans and other proposals. Read more here.
The initial resolution was initially voted down, but a series of smaller related bills were being prepared.
The New Green Deal has no connections, neither to London bankers, nor Prince Charles.