An act to amend Sections 38501, 38562, 38590.1, 38591.1, 38591.2, 38592.5, 38592.6, and 38594 of, and to add and repeal Section 38562.1 of, the Health and Safety Code, and to amend Section 748.5 of, and to add Section 748.5.5 to, the Public Utilities Code, relating to climate change, making an appropriation therefor, and declaring the urgency thereof, to take effect immediately.