Citigroup's initiative comes as Wall Street is rushing to capitalise on opportunities in areas such as alternative energy, energy efficiency and carbon emissions trading.

花旗集团推出上述举措之际，华尔街正急于抓住环保领域的一些机会，例如替代能源、能源效率和碳排放交易等。

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The Renewable Energy and Energy Efficiency Export Initiative, a coordinated effort to promote renewable energy and energy efficiency exports, is the most recent program launched as part of this national export effort.

FORBES: Clean Energy Exports? Think Energy Audits, Not Solar Panels

It says the initiative will promote energy efficiency and more environmentally friendly products, and help the EU meet its targets on energy and climate change.

BBC: Energy taxation directive

The conference is organized in support of the International Year for Sustainable Energy for All (2012) and the initiative of the UN Secretary General, Ban Ki-moon, which sets the goals for improved energy efficiency, doubling the use of renewable energies and universal access to modern energy services by 2030.

UNESCO: Indigenous Peoples