The New York Times reports: Even before President Trump took office, Gov. Jerry Brown of California let it be known he was ready to do battle over climate change, vowing in December that California would launch its own satellite if Mr. Trump cut funding for federal space missions.

On Thursday evening, Governor Brown will mount a new challenge to the administration on climate change. In a videoconference address to a global citizen festival in Hamburg, Germany, where President Trump and other officials will negotiate wording of a statement on the Paris climate change accord, Governor Brown will issue a sweeping invitation to a global “climate action” summit meeting in San Francisco.

“Look, it’s up to you and it’s up to me and tens of millions of other people to get it together to roll back the forces of carbonization and join together to combat the existential threat of climate change,” Brown will tell the thousands of people expected to attend the festival. In the message, a preview of which was provided by aides, he will invite “entrepreneurs, singers, musicians, mathematicians, professors” and others who represent “the whole world” to the September 2018 conference in San Francisco. [Continue reading…]