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.
Greenpeace is an independent global campaigning organization that acts to change attitudes and behaviour, to protect and conserve the environment and to promote peace by: Catalysing an energy revolution to address the number one threat facing our planet: climate change.