they beat leipzig 7 nil in last season s competition. erling haaland scored five. in defence that day for the bundesliga team was city signing josko gvardiol, and it s not a match he remembers fondly. two it was a hard game and i was really looking forward to really looking forward to facing him. he scored really looking forward to facing him. he scored five really looking forward to facing him. he scored five goals - really looking forward to facing him. he scored five goals and. really looking forward to facing l him. he scored five goals and 60 minutes. when i saw that he was going to get off, i was like, finally. news newcastle hit bottom of group a with the chance to progress. we need to -la on with the chance to progress. we need to play on the with the chance to progress. we need to play on the edge- with the chance to progress. we need to play on the edge. i think with the chance to progress. we need to play on the edge. i think every - to play on the edge.
perhaps charging your phone overnight for example? it is very funny that overnight for example? it is very funny that you overnight for example? it is very funny that you mention. - overnight for example? it is very i funny that you mention. yesterday i had this conversation with my husband because the reality is how much are we willing to personally take of convenient keeping technology on at night? we were thinking, do i have to go downstairs and unplug the washing machine? it is so much effort to move that washing machine so we didn t do it unfortunately, but this is one of those examples of the extreme discipline it will take for us really if we wanted to implement these changes, and ultimately may not be just much more effective if we change the way we think about running the household as a whole. dr tara shirvani, thank you for your honesty and all your thoughts and insight. it s been really good to talk to you, thank you.- insight. it s been really good to talk to you, thank
when on standby, wasting energy. british gas has estimated that as much as £147 per household could be saved by switching devices like microwaves and games consoles off at the wall. estimates by some other organisations are lower, but the fact remains that leaving things on unnecessarily is costing us money and harming the environment. joining me with more on this dr tara shirvani, an academic and expert on sustainability, innovation and green infrastructure. welcome to bbc news. i would like to start if i may with this figure from british gas that we would say £147 by switching off all our devices. does that figure sound about right to you? does that figure sound about right to ou? . , ., , does that figure sound about right to ou? . , ., to you? the ranges of estimates are all va in: to you? the ranges of estimates are all varying between to you? the ranges of estimates are all varying between high to you? the ranges of estimates are all varying between high and - to you? t
Bitcoin mining is a way people can acquire cryptocurrency without buying it. Miners use supercomputers to solve a complex series of mathematical equations in order to create new bitcoins, and are rewarded with the digital currency for their efforts. While the process may be lucrative, it is also hugely energy intensive.
Shirvani, an Autonomy Capital specialist in the sustainability of cryptocurrencies, said the problem with digital currencies such as Bitcoin was the amount of power they gobbled. In the face of what we re seeing with all these onsets of climate change, it s certainly not a smart, sustainable investment choice, Shirvani said.
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The real price of the bitcoin gold rush
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With international focus on sustainability sharpening, the energy consumption of the world’s first ever popular virtual currency, bitcoin, is being put under the microscope. Its most vehement detractors argue bitcoin uses an unjustifiable amount of energy, and represents a thorn in the side of the wider green transition. Bitcoin’s advocates, on the other hand, claim this is an oversimplification, and measures can be taken to ensure the blockchain network becomes sustainable long-term.