NOV. 29 TO DEC. 10
United Nations Climate Change Conference; Cancun, Mexico; http://cc2010.mx/en/.

DEC. 2
TA Hydronic College: The Three Hydronic Conditions, Atlanta, Tour & Andersson, www.tahydroniccollege.com.

DEC. 4-5
World Climate Summit; Cancun, Mexico; World Climate Ltd.; http://bit.ly/d0rXGc.

DEC. 6-8
Little Red Schoolhouse: Steam System Design & Application; Morton Grove, Ill.; Bell & Gossett; http://schoolhouse.itt.com/.

DEC. 6-10
National Institute of Building Sciences Annual Meeting; Washington, D.C.; http://bit.ly/baDJUQ.

DEC. 13-15
Little Red Schoolhouse: Modern Hydronics Advanced Seminar; Morton Grove, Ill.; Bell & Gossett; http://schoolhouse.itt.com/.

DEC. 13-17
NFPA Fire and Life Safety Conference; Orlando, Fla.; National Fire Protection Association; http://bit.ly/9Wc1UB.

JAN. 29 TO FEB. 2
ASHRAE 2011 Winter Conference, Las Vegas, American Society of Heating, Refrigerating and Air-Conditioning Engineers, http://bit.ly/bCBmFg.

JAN. 31 TO FEB. 2
International Air-Conditioning, Heating, Refrigerating Exposition, Las Vegas, International Exposition Co., www.ahrexpo.com.

MARCH 8-10
Building Energy 11, Boston, Northeast Sustainable Energy Association, www.nesea.org/buildingenergy.