The instrument, the Total and Spectral Solar Irradiance Sensor (TSIS-1), is said to be capable of precisely measuring what researchers call “total solar irradiance”. According to NASA ...

Caption A graph of the sun's total solar irradiance shows that in recent years irradiance dipped to the lowest levels recorded during the satellite era. The resulting reduction in the amount of ...

The solar activity, or total solar irradiance (TSI), used in the study was determined using carbon in tree rings. When the sun’s activity weakens, a type of carbon called carbon-14 increases in ...

Reduced irradiance from this storm will drop PV production across the most populated ... from strong winds and flooding could ...

Imagine a renewable energy complex so vast it could fit five Paris cities within its borders. This ambitious project, ...