As blades grow larger, the amount of reinforcement increases in a logarithmic progression. For a 1.5-MW turbine, typical blades should measure 110 ft to 124 ft (34m to 38m) in length, weigh 11,500 lb/5,216 kg and cost roughly $100,000 to $125,000 each.
RSS Feeds. Nitrogen (N 2) is the most abundant gas in Earth's atmosphere, including the troposphere. This cartoon also depicts several other tropospheric gases, including oxygen (O 2), carbon dioxide (CO 2), water vapor (H 2 O), methane (CH 4), sulfur dioxide (SO 2), and carbon monoxide (CO). Click on image for full size.
Best Answer: most abundant gas in the earth's atmosphere is nitrogen bcoz Nitrogen makes up 78% of the earth's atmosphere. The answer lies mostly in three facts: 1. nitrogen is volatile in most of its forms. 2. it is unreactive with materials that make up the solid earth. 3. it is very stable in the presence of solar radiation.