Climate Action Tracker’s Mid 2019 Update

This update is rather depressing in highlighting the lack of progress in limiting climate change. The image below shows a 2018 increase in CO2 emissions of close to 600 MTCO2 to a record high of 33.1 GTCO2.  Of this increase 85% came from the US, India and China. The recent decline in coal burning has… Continue reading Climate Action Tracker’s Mid 2019 Update

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IPCC Latest Draft on Global Warming

The 2015 Paris deal targeted a global temperature rise above pre-(large scale) industrial levels (PIL), for this purpose taken as 1850 to 1900, of no more than 2°C and ideally limited to 1.5°C. The Intergovernmental Panel on Climate Change (IPCC) was tasked with producing a report on the impact of a 1.5°C rise and “the… Continue reading IPCC Latest Draft on Global Warming

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