Beginning with the replacement of Justice [[Sandra Day O'Connor]] with Justice [[Samuel Alito]], Justice Kennedy became the key swing vote on the [[U.S. Supreme Court]] on several issues, including [[abortion]], [[enemy combatants]] and [[environmental]] cases.<ref>In the 2006 Term ending June 2007, Justice Kennedy had ruled with environmentalists in granting [[EPA]] authority to regulate greenhouse gases, but he had ruled against them in narrowing the [[EPA]]'s obligations under the [[Endangered Species Act]] (ESA).</ref> | Beginning with the replacement of Justice [[Sandra Day O'Connor]] with Justice [[Samuel Alito]], Justice Kennedy became the key swing vote on the [[U.S. Supreme Court]] on several issues, including [[abortion]], [[enemy combatants]] and [[environmental]] cases.<ref>In the 2006 Term ending June 2007, Justice Kennedy had ruled with environmentalists in granting [[EPA]] authority to regulate greenhouse gases, but he had ruled against them in narrowing the [[EPA]]'s obligations under the [[Endangered Species Act]] (ESA).</ref> |