Click on the 'Listen' button to hear the interview.
In Washington D.C. yesterday, a group of former top military leaders warned that climate change is a significant and direct threat to military infrastructure and the security of the nation.
At the first annual Climate and National Security Forum, several high ranking retired military, defense and foreign policy experts addressed the risks and opportunities related to climate change and security. The military has made a commitment to lower its carbon footprint, but it's a difficult challenge when the business of fighting war involves a $16 billion fuel bill.
Retired Navy Admiral David Titley is an expert in the field of climate and national security. He's a professor in the Department of Meteorology and Atmospheric Science at Penn State and is a member of the Climate and Security Advisory Group at the Center for Climate and Security.
Sharon Burke is senior adviser for the the Resource Security program at New America, a D.C. think tank focused on technology on society. She's former Assistant Secretary of Defense for Operational Energy under the Obama Administration.