. Simultaneously, the installed cost of solar photovoltaic (PV) systems has declined over 50% in just the last three years. Among the … rates, moderate to high solar insolation, and modest to significant upfront or performance-based incentives. It is estimated … competition and efficiencies in balance-of-system costs. Together, these two trends offer the prospect of an integrated “solar …

whites, indicating a uniquely 19th century phenomenon may have inhibited black stature growth. It is geography and insolation … that present the most striking attribute for 19th century black and statures, and greater insolation is documented here to …

stature growth. It is geography and direct sunlight (insolation) that present a striking attribute of 19th century black and … white statures, and greater insolation is documented here to be associated with taller black and white statures. …

statures, 19th century blacks were consistently shorter than whites. Greater insolation (vitamin D production), is documented … here to be associated with taller black statures. Consistent with the insolation-hypothesis, mulattos were taller than … darker pigmented blacks, and most of the mulatto-black stature differential was attributable to age and insolation. Black …

solar radiation, skin pigmentation, and nativity. Greater insolation (vitamin D production) is documented here to be … related to insolation. …

whites, indicating a uniquely 19th century phenomenon may have inhibited black stature growth. It is geography and insolation … that present the most striking attribute for 19th century black and statures, and greater insolation is documented here to …

stature growth. It is geography and direct sunlight (insolation) that present a striking attribute of 19th century black and … white statures, and greater insolation is documented here to be associated with taller black and white statures. …