Despite ups and downs from year to year, global average surface temperature is rising. By the beginning of the 21st century, Earthâs temperature was roughly 0.5 degrees Celsius above the long-term (1951â1980) average. (NASA figure adapted from Goddard Institute for Space Studies Surface Temperature Analysis. ).
H.R. 2292 (Markey) would require the Commodity Futures Trading Commission (CFTC) to provide a regulatory definition of HFT in the derivatives markets that the agency oversees. It would also require such high-frequency traders in derivatives to register with the CFTC, submit semiannual reports to the agency, and conform to business conduct
400 CFM/ton is the standard based on the amount of heat content in a given sample of air. Taking a wet bulb reading of the return air and the supply air, you can refer to a psychometric cart and get the heat content of each reading per CFM. The difference between the two is the Delta h.