Categories
-
Recent Posts
- New war and energy alliances over next resource wars
- Book review of “Siege: Trump Under fire”
- Why do people vote for Trump?
- Book review of “Pandemic Politics: The Deadly Toll of Partisanship in the Age of COVID”
- The evolution of the Republican party from 1960 to 2024: from moderate democracy to extreme authoritarianism
- Why some people are conservative and others liberal
- Book review: Bring the War Home: The white power movement & paramilitary America
- Book review: How Democracies Die
- Book Review “Conservatives without Conscience” by John Dean
- Book review of “The Power Worshippers. Inside the dangerous rise of religious nationalism”
- Fox news estranges millions of families and instills hate and fear in its cult members
- Book review of “Deer Hunting with Jesus” Best book on why people vote for Trump
- Population growth creates climate crisis, says environmental scientist
- Book review of “Democracy in Chains”, the history of how extremist Republicans stealthily stole our Democracy
- Net Energy Cliff & the Collapse of Civilization
Tag Archives: hydropower
Why large projects fail. Especially Renewable Energy
Megaprojects over $1 billion in order of likelihood to go over budget and timeline Preface. There are many reasons why big projects go over their budget, timeline, and generate fewer benefits than promised. Only 8.5% of projects hit the mark on … Continue reading
Posted in An Index of Best Energyskeptic Posts, Infrastructure & Fast Crash, Infrastructure Books, Interdependencies, Supply Chains
Tagged california electric rail, hydropower, infrastructure, nuclear, project failure
Comments Off on Why large projects fail. Especially Renewable Energy
Walter Youngquist: Geodestinies dams and hydropower
Preface. I was fortunate enough to know Walter for 15 years. He became a friend and mentor, helping me learn to become a better science writer, and sending me material I might be interested in, and delightful pictures of him … Continue reading
Posted in Hydropower, Walter Youngquist
Tagged dams, hydropower, Youngquist
Comments Off on Walter Youngquist: Geodestinies dams and hydropower
Climate change effects on hydropower in California
Preface. Climate change will impact California agriculture without the snow melt that allows for up to three crops to be grown a year, perhaps just one crop in the future. Not to mention the impact on the 40 million people … Continue reading
Posted in Energy Climate Change, Hydropower
Tagged california, climate change, hydropower
2 Comments
Hydropower dams and the ways they destroy the environment
Preface. Hydropower comprises 71% of renewable energy worldwide. Nations like the U.S. and Europe have dams that have reached the end of their lifespan — more are being torn down than built. In the U.S. 546 dams were removed between … Continue reading
Posted in CO2 and Methane, Dams, Hydropower
Tagged biodiversity, china, environment, hydropower, Three Gorges dam
Comments Off on Hydropower dams and the ways they destroy the environment
Book review of Vaclav Smil’s “Energy Transitions: History, Requirements, Prospects”
Preface. In my extract of the 178 pages in the book below, Smil explains why renewables can’t possibly replace fossil fuels, and appears to be exasperated that people believe this can be done when he writes “Common expectations of energy … Continue reading
Posted in Alternative Energy, Energy Books, Vaclav Smil
Tagged biofuels, coal, energy, geothermal, hydropower, kinetic, LNG, muscle power, nuclear, solar, vaclav smil, wind
13 Comments
Water resources infrastructure deteriorating
[ Water infrastructure has inter-dependencies with other essential infrastructure, if dams or levees fail, agriculture and electric power suffer, towns and homes flooded. If ports along the ocean and inland water ways aren’t maintained and waterways dredged, the by far … Continue reading
Posted in Dams, Interdependencies, Water Infrastructure
Tagged dams, hydropower, infrastructure, levees
Comments Off on Water resources infrastructure deteriorating
Electric Cars and Biofuels switch dependence from foreign oil to domestic water and weather risks
Figure 1. Energy/Water Nexus Amy Hardberger, Matthew E. Mantell, Michael Webber, Carey W. King, Karl Fennessey [ This Senate hearing covers a lot of ground. I found the most interesting testimony to be the intersection of water and energy, … Continue reading
Posted in Drought, Energy Production, Hydropower, Transportation, Water Infrastructure
Tagged hydropower, peak oil, peak water, water dependence
Comments Off on Electric Cars and Biofuels switch dependence from foreign oil to domestic water and weather risks
Hydropower has a very low energy density
To store the energy contained in 1 gallon of gasoline requires over 55,000 gallons to be pumped up 726 feet (CCST 2012). As a thought experiment look at what it would take generate all of America’s 4,058 TWh electricity, where … Continue reading
Posted in Energy Storage, Hydropower, Pumped Hydro Storage (PHS)
Tagged electric, energy density, hydropower, PHS, pumped hydro
1 Comment
Homeland Security and Dept of Energy: Dams and Energy Sectors Interdependency Study
[Below are excerpts from this 45 page document. Dams not only provide power but also water for agriculture, drinking water, cooling water for thermal power plants, ecosystem health, fisheries, and so on. All dams have a finite lifespan of 50 … Continue reading
Posted in Dams, Energy Production, Interdependencies
Tagged dams, hydropower, infrastructure, interdependency
Comments Off on Homeland Security and Dept of Energy: Dams and Energy Sectors Interdependency Study