conversion efficiency, definition of

An ecosystem is a natural unit consisting of all plants, animals and micro-organisms in an area functioning together with all the non-living physical factors of the environment.

Wikipedia Entry

Note: Just be clear, an ecosystem by definition does include 'us' and what we do, we all inhabit the same set of systems. Therefore be careful of ecosystem analysis's done without consideration of what impact (both in the good and bad sense) humans have made. There are very few ecosystems that we do not engage with over the longer term.

• Researchers Create Efficient, Recyclable Solar Cells from Trees
  Researchers from Georgia Institute of Technology‘s Center for Organic Photonics and Electronics (COPE), in collaboration with Purdue University have unveiled a new efficient, recyclable organic solar cell made from trees—or, more specifically,...
• Researchers Create Efficient, Recyclable Organic Solar Cells from Trees
  Researchers from Georgia Institute of Technology‘s Center for Organic Photonics and Electronics (COPE), in collaboration with Purdue University have unveiled a new efficient, recyclable organic solar cell made from trees—or, more specifically,...
• SCHOTT Solar Company Breaks Record for Screen-Printed Solar Cell Efficiency
  Over the years, new solar technology has broken a few records including solar energy concentration and solar vehicular speed. However this week, SCHOTT Solar announced that they had broken the record for screen-printed solar cell efficiency, after creating...

Related Tags: solar power, solar energy, solar cells