There are optimal velocities for different types of pitches. For instance, you want your change-up to be thrown at a slower speed than your fastball. Pitchers' velocities often vary. Tim Wakefield, a knuckleballer of the Boston Red Sox, for instance, has a slow fastball, clocking in the high 70s at most.
Green Climate Fund (GCF) The GCF is an operating entity of the financial mechanism of the Convention and is accountable to and functions under the guidance of the COP.
Green infrastructure is a concept that highlights the importance of the natural environment in decisions about land use planning. In particular there is an emphasis on the life support functions provided by a network of natural ecosystems, with an emphasis on interconnectivity to support long-term sustainability.