Smartphone Batteries Charging / Solar Charging

I thought the days of fully discharging batteries before recharging and worrying about memory effect were over with the advent of lithium-ion batteries. That is until I read a recent report on mybroadband.co.za dispelling the notion that everything was now much simpler. The following summarises the views of some who could be seen as experts. Princeton… Continue reading Smartphone Batteries Charging / Solar Charging

Advertisements

Western Cape Drought, Southern Africa Dam Levels January 2018

I have been blogging repeatedly about the Western Cape drought because the crisis has been long looming. Attention is now concentrated on drawing up the plans for when the taps run dry. This article looks at the position of the Southern Africa dams and then at the Western Cape premier's comments on the situation. plus… Continue reading Western Cape Drought, Southern Africa Dam Levels January 2018

South Africa Drought and Climate October 2017

The Western Cape water crisis continues unabated. The following graph indicates how this year’s rainfall (red line) is now trending well below that of 2016 (purple line), with 1994 (lowest feint blue line) being the only year where the plot approximates 2016 or 2017. This year’s line is now moving away from 1994’s cumulative rainfall… Continue reading South Africa Drought and Climate October 2017