Grounding of Boeing plane hovers over big air show in Paris

Uncertainty over a Boeing jet and apprehension about the global economy hover over the aircraft industry as it prepares for next week's Paris Air Show.

* This article was originally published here

Holistic view of planning energy self-sufficient communities

Sustainable communities supplied by local renewable energy production are beginning to be established in the U.S. By using energy-efficient buildings and distributing means of energy generation, such as solar panels, throughout buildings in these districts, the communities manage to produce enough energy for their local needs—achieving a yearly net zero energy (NZE) balance.

* This article was originally published here