In the remaining months, we should focus on achieving more robust international involvement in training of Iraqi soldiers, police officers, judges, teachers, and doctors - all key elements needed to end the sectarian and civil conflict and build Iraq's future.

The military's own report says that one-third of deaths and casualties could have been avoided if proper body armor and vehicle armor had been provided from the start of the war.

America has also forever lost the service of thousands of good soldiers who are now disabled as a result of battle wounds in Iraq. Many others will need mental and emotional rehabilitation before they can return to normal life.

As a scientist, my attention became totally focused on global warming some 15 years ago by the elegant and powerful measurements of carbon dioxide trapped in ice cores taken as much as 2 miles deep from the great East Antarctica ice sheet.

We all know we have a problem, a broad problem. Ninety-eight percent of the fuel that is used by our vehicles, our autos and trucks for personal and commercial purposes, for highway and air travel operates on oil. The world has the same problem.

We all know that China is industrializing at a growth rate of 8 to 10 percent per year. China is on track to pass the U.S. as the largest economy in the world in 20 to 25 years, and China is determined to give its people a chance at this high standard of living that we enjoy.

In the remaining months, we should focus on achieving more robust international involvement in training of Iraqi soldiers, police officers, judges, teachers, and doctors - all key elements needed to end the sectarian and civil conflict and build Iraq's future.