In 2006 the Legislature and Gov. Arnold Schwarzenegger enacted the California Global Warming Solutions Act. The objective of the act was to reduce greenhouse gas emissions in California to 1990 levels by 2020 and further reduce emissions by 80 percent of 1990 levels by 2050. The California Air Resources Board is charged with implementing the regulations.

For years, the debate over climate change centered almost exclusively on science: Is global warming occurring, and if so, are humans causing it? But with the economy still struggling, the argument has shifted to one of dollars and cents.

It has been almost a year since California lawmakers reached an agreement on the most comprehensive overhaul of the state’s water management system in more than four decades.

People, pets and drinking water could be better protected because of a new effort in Sacramento County to shutter abandoned wells.

Customers of the Sacramento Municipal Utility District and other power providers could soon realize the benefits of living on a smarter grid.

Smaller landfills, fewer forest fires and more renewable energy — these are just a few perks California would get from increasing biomass energy, some experts say.

In his first year as Sacramento’s mayor, Kevin Johnson focused public attention on a series of initiatives targeting the arts, education, the economy and public safety, which aim to bring together experts and residents to develop action plans to move Sacramento forward in its development as a well-rounded city.

South of Mather Airport is a grassy field popular with nature lovers and school field trips, particularly in the spring when the vernal pools are in bloom.

Sometimes, a building’s security needs can pop up unexpectedly during the design process.

How many farmers can say they spent their childhood bowling at Camp David or playing football with the Kennedy clan on the White House lawn? It’s the path Craig McNamara, 60, has taken from Washington, D.C., to his 450-acre organic walnut farm, and, at times, it was torturous.