; and (2) altering the composition of the global atmosphere. (e) Report to Congress On an annual basis, the Under Secretary for Science and Technology shall submit to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate a report on research and development activities under subsection (a), including completed and ongoing research projects. . (b) Clerical amendment The table of contents in section 1(b) of the Homeland Security Act of 2002 is amended by inserting after the item relating to section 320 the following new item: Sec. 321. Climate change research and development. .