A Simple Method to Increase the Amount of Energy Produced by the Photovoltaic Panels

Table 1

Measured values of albedo.

Surface types	Measured values of albedo
Bituminous membrane	0.131
White expanded polystyrene	0.83
Old snow	0.45
Fresh snow	0.92
Thick green grass	0.23
Rare green grass	0.204
Dry soil (dark)	0.09