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 Green Climate Fund. At the UN Framework Convention on Climate Change (UNFCCC) Conference of the Parties in Copenhagen in 2009, developed countries agreed to mobilize from public and private sources a combined $100 billion annually by 2020 to help poor countries reduce emissions and cope with climate change.