At the heart of the matter, according to critics, are two problems that were never resolved and that have driven the project off-track, alienating many of its early supporters and participants.

FORBES: What Caused A Billion Dollar Federal Study Of Child Health To Implode?

TC4 project will generate new data on the icy cirrus clouds that are formed in the upper atmosphere by heat-driven, or convective, storm systems that coalesce over warm waters in the tropics.

ECONOMIST: Climatology