At least, not alone. Solar and Wind have proven to be successful partial cost effective substitutes for fossil fuels, neither wind nor solar is stored energy. Without adding stored energy, available on demand, it is impossible to reach the goal of removing reliance on fossil fuels.
Consider home solar. With solar panels you can reduce your electricity costs, but to go 'off grid', you need a battery or other energy storage for the solar power.
June/July 2021: Covid-19 may seem to be under control- but we are not there yet. The World Picture: Snapshots Of Instability. Australia: The Great Delta
There is conventional wisdom: too many cups of coffee can be bad for you. There are also, a surprising number of of extremely rigorous reports
Right now, without subsidies, buying an electric car does not add up. Currently there is a price premium, and as a result the cars only
At least, not alone. Solar and Wind have proven to be successful partial cost effective substitutes for fossil fuels, neither wind nor solar is stored energy. Without adding stored energy, available on demand, it is impossible to reach the goal of removing reliance on fossil fuels.
Consider home solar. With solar panels you can reduce your electricity costs, but to go ‘off grid’, you need a battery or other energy storage for the solar power.
In the 1970s, there were the ‘Oil Crises‘. At various times it has been suggested that one key reason for moving to renewables, is that
Our Sun is our very definition of white in colour, as can be seen in photos from space, and larger than most stars. Despite this,
This is a snapshot of the pandemic as of March 2021, looking at what life is like in Sydney Australia, and looking out at the
I have been following Covid-19 since January 2020 I felt the world too complacent, through to today March 17 2021, when I now fear there
In nature, we define overpopulation as when the population is beyond number the environment can sustainable without environmental damage. Those warning of overpopulation, will often
Are Covid-19 vaccines safe, or is there a risk of long-term side effects, or even changes to our DNA? Which vaccine is the most effective, and are the statistics from trials real? Someone asked me if am I worried about long term side effects from vaccines, prompting me explore what I could discover.