NEW YORK — Planned Parenthood of Greater New York has begun laying off and furloughing employees and will temporarily close a dozen of its health centers, citing a strain on resources posed by the coronavirus pandemic. The organization — which formed in January through the merger of five Planned Parenthood affiliates, including the Mohawk Hudson affiliate in the Capital Region — began terminating and furloughing staff on Monday, according to emails obtained by the Times Union. Staff will be reduced by about 28 percent across all departments, either through permanent termination, or through furloughs and reduced hours through June 30....