Technological innovation that affects consumer behaviour and a shift to renewable energy are at the heart of the upheaval facing utilities.
South Africa will build an additional 6 300 megawatts of renewable energy, adding to the 5 200 megawatts already being procured.
Solar Impulse 2 took off from Abu Dhabi en route to Muscat at the start of a five-month journey organised to focus attention on sustainable energy.
The third window is waiting to be signed off but the energy department is preoccupied elsewhere.
Toyota's Mirai sedan will run on electricity produced by mixing hydrogen fuel and oxygen, of which the by-product is heat and pure water.
The official plan is to diversify power sources in South Africa by harnessing renewable energy, but the 'hows' still need to be pinned down.
Gas and renewables are expected to be Africa's two major sources of energy growth, but it depends on fixing an energy sector that is poor in supply.
South Africa's unwillingness to move from nuclear and coal power will lead to catastrophic climate change for the profit of a few, writes Sipho Kings.
The Development Bank of Southern Africa invests in the power of air and renewable energy.
The government has chosen 17 preferred clean bids and is studying further candidates to cut its coal reliance.
If it sticks to its plans, SA will be positioned to expand its power further across Africa.
Biomass energy could be the answer for the two-million rural households that are not connected to the electricity grid.
Wednesday's budget should include some finality on the mooted carbon tax and hopefully a change in the business sector's attitude will come with it.
Although renewable energy is being hampered across Africa by an uncertain regulatory regime, the sector has exploded in South Africa in recent years.
The breakneck speed of development in photovoltaic technology means that soon every surface will be generating energy.
Africaâ€™s green energy bigwigs will converge on Johannesburg later this month to showcase the lastest technologies for alternative energy sources.
South Africa's energy mix is due to be shaken up as the capacity allocated to independent power producers has now nearly doubled.