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3 answers
32 votes
3k views
13 bookmarks
Which solar power technology has the highest energy return on investment (EROI aka EROEI)?
3 answers
15 votes
4k views
1 bookmarks
What's the average efficiency of pumped hydroelectric energy storage facilities?
4 answers
15 votes
246 views
3 bookmarks
How can I decarbonise my domestic heating, given severe physical constraints?
6 answers
14 votes
5k views
3 bookmarks
What is the relationship between energy efficiency and sustainability?
3 answers
13 votes
14k views
5 bookmarks
What is the relationship between recycling and sustainability?
2 answers
12 votes
336 views
1 bookmarks
How do I keep my solar panels clean?
1 answers
10 votes
118 views
1 bookmarks
How do the criteria for 'best' building insulation change depending on context?
2 answers
9 votes
150 views
2 bookmarks
How can electricity grids successfully incorporate high (50%+) penetrations of PV and wind?
5 answers
8 votes
467 views
3 bookmarks
Best options for decarbonising steel production?
2 answers
8 votes
10k views
1 bookmarks
What is the relationship between biodiversity and sustainability?
3 answers
8 votes
429 views
2 bookmarks
Optimising crop yields without using fossil-fuel-manufactured fertiliser
2 answers
8 votes
259 views
1 bookmarks
What have been the economic factors behind the build of tracking PV systems?
1 answers
7 votes
143 views
2 bookmarks
Most promising decarbonisation routes for clinker, cement and concrete?
3 answers
7 votes
14k views
3 bookmarks
How can I monitor a PV system's performance?
1 answers
7 votes
70 views
How are readings from the wind sensors mounted on wind turbines influenced by the blades' wakes?
2 answers
7 votes
113 views
1 bookmarks
Curbing non-exhaust (non-tailpipe) transport emissions of particulates
2 answers
7 votes
1k views
2 bookmarks
What are the physical limits on wind turbine size?
1 answers
7 votes
4k views
1 bookmarks
What is the IPAT identity, and does it still matter?
1 answers
7 votes
98 views
1 bookmarks
What scope is there for price reductions in photovoltaic inverter costs?
1 answers
6 votes
152 views
1 bookmarks
documented research on best practice for encouraging behaviour change towards more sustainable transport?
1 answers
6 votes
1k views
1 bookmarks
How long does it take to construct a new port suitable for offshore wind construction?
1 answers
6 votes
78 views
1 bookmarks
How quickly can the offshore-turbine supply chain expand?
1 answers
6 votes
196 views
1 bookmarks
Where are the world's wave resources, beyond the UK and Portugal?
1 answers
6 votes
179 views
1 bookmarks
MVHR no longer the ventilation of choice in some Nordic countries?
2 answers
6 votes
290 views
2 bookmarks
Is it possible to carry out large-scale seaweed cultivation for biomass / biofuel production?
1 answers
6 votes
87 views
1 bookmarks
How far had Iceland gone by 2012 in decarbonising its energy system?
1 answers
5 votes
90 views
What metrics are usually used to quantify forecasted power error for weather-dependent renewables?
1 answers
5 votes
35 views
How accurate are consultant pre-construction energy assessments?
0 answers
5 votes
30 views
Which part of the process of estimating wind resource has the potential greatest benefit from further research?
0 answers
5 votes
183 views
1 bookmarks
What are the advantages and disadvantages of using lidars over sodars for wind resource assessment?