<prompt> Translate the following text to Swahili4 billion increase in cost-shared research, development, and demonstration of efficient and clean-energy technologies in 1999 dollars with half as federal appropriations and half as private-sector cost share.  <response>: Miongoni mwa miradi hiyo, imepangwa kuongeza gharama za utafiti, maendeleo na maonyesho ya teknolojia za nishati safi na yenye ufanisi kwa dola za 1999, nusu kama bajeti ya shirikisho na nusu kama sehemu ya gharama ya sekta binafsi. 