The forecasts take into account el Nino and la Nina, ballooning greenhouse gas levels as well as solar effect and natural variations in the world's oceans.

这些预报考虑到了厄尔尼诺现象、拉-尼娜现象、不断增长的温室气体水平以及太阳活动和全球海洋的自然变化。

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About two years after a solar maximum, the Pacific experiences conditions similar to El Nino the opposite of La Nina.

VOA: special.2009.09.29

One of the facts that moved the City Council to support their municipal utility to CLEAN LA with distributed solar was the way this will serve those so far underserved by the solar industry.

FORBES: Los Angeles Fits The Bill To Become A Solar Hotspot

Southern California Public Power Authority (SCPPA), a public authority that includes 10 municipal utilities and one irrigation district in southern California, purchased an option to buy two large solar updraft towers being developed in the county of La Paz, Arizona.

FORBES: U.S. Utility Buys Option on Arizona's Mega Solar Tower

In October, the solar-tower developers signed a power purchase agreement for the first La Paz facility.

FORBES: U.S. Utility Buys Option on Arizona's Mega Solar Tower