Courts:

Next Supreme Court justice could be swing vote on major environmental decisions

As President Bush considers his nominee to the Supreme Court, advocacy groups are gearing up for a heated confirmation battle. Social issues will no doubt dominate the debate about the next member of the high court. But both environmental groups and business lobbyists plan to ramp up their involvement as well. David Bookbinder, senior attorney with the Sierra Club, and Paul Kamenar, senior executive counsel for the Washington Legal Foundation, take a look at potential candidates, major environmental cases that could reach the docket and the legacy of retired Justice Sandra Day O'Connor.