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.
The European Social Fund (ESF) is the European Union 's main financial instrument for supporting employment in the member states of the European Union as well as promoting economic and social cohesion. ESF spending amounts to around 10% of the EU's total budget.