"… ciples, including individual liberty, free markets, and the rule of law.”The Heartland Institute: A libertarian think tank that sponsored the conference on global warming …"

"… ate or Freedom, Klaus has given the keynote address at events sponsored by The Heartland Institute and the Competitive Enterprise Institute. Both think tanks vigorously deny …"

"… rnational Conference on Climate Change in New York, which was sponsored by The Heartland Institute. And also be sure to check back later this week for our upcoming report on …"