Part of the Dreamliner's appeal to airlines is its increased fuel efficiency due to its construction of lightweight composite materials instead of metal.

CNN: STORY HIGHLIGHTS

California was able to achieve this efficiency by establishing building codes that require energy efficiency in new construction, and by stimulating private companies to improve the efficiency of their own operations.

FORBES: Sustainability Lessons for the Big Apple

Observers are divided as to the best way of expanding hydropower, with some urging the construction of major new dams on grounds of efficiency while others promote smaller, community-level installations for social and environmental reasons.

BBC: Woman pumps water from standpipe. Image

The current environmental crisis poses new challenges to the building and construction industry, in areas where engineering can provide innovative alternatives such as energy-neutral housing and energy efficiency, construction materials and practices, recycling and reuse of materials.

UNESCO: Director General addresses the World Engineering Forum | United Nations Educational, Scientific and Cultural Organization

The resolution calls on Congress to include legislation that provides incentives for energy efficiency in the design and renovation of schools as it secures funding for new school construction and renovation.

CNN: Energy efficiency urged for schools

This wastes financial resources and retards innovation and efficiency that would naturally come with new, state-of-the-art refinery construction.

FORBES: The Hidden Price Of Radical Environmentalism

Participants also recognized the process of building green economies and societies as a source of job creation in sectors such as renewable energy, energy efficiency in buildings and construction, sustainable transport, and organic farming.

UNESCO: Education