Battery energy storage testing Qatar

The State of Qatar has begun a pilot project to store grid-scale power using a 1MW/4MWh lithium-ion energy storage system— a first for the state that relies completely on power from gas and oil. [pdf]

Electrical solar energy Cameroon

Currently, out of a total installed capacity of 1562.4 MW, hydroelectricity and solar contribute 959.6 MW and 30.83 MW, respectively, representing over 63% of Cameroon's energy mix. [pdf]
[FAQS about Electrical solar energy Cameroon]

How much tilt should photovoltaic panels have to be to be effective

To optimize performance, tilt your panels at an angle that is 10-15 degrees less than your latitude. For example, if you live at a latitude of 40 degrees, set your panels at about 25-30 degrees. [pdf]