While true that sea otters devour huge quantities of shellfish that people like to eat, any commercial losses to fisheries are far outweighing by economic benefits associated with the otters, according to a new study.
Ecologist Suzanne Simard shares how she discovered that trees use underground fungal networks
to communicate and share resources, uproot the idea that nature constantly competes for survival.
During an in-person conversation, the brain focuses partly on the words being spoken, but it also
derives meaning from non-verbal cues, such as whether someone is facing you or slightly turned away.
According to the no-boundary proposal, asking what came before the Big Bang is meaningless —like asking what is south of the South Pole—because there is no notion of time available to refer to.
“Asking what came before the Big Bang is meaningless, according to the no-boundary proposal, because there is no notion of time available to refer to,” quoted and edited from a lecture at the Pontifical Academy in 2016: Stephen Hawking
Any discussion of the relationship between language and society, or of the various functions of language in society, should begin by some attempt to define each of these terms. NO ERROR
The warming of the Arctic, and the development of ice-strengthened tankers is able to cleave their way through floes up to two metres thick, now make it possible to ship gas and other materials year-round. NO ERROR
With such experience, he is sure to win.
She blushed with embarrassment.
blue with cold
be hospitalized with appendicitis
When in due course the Europeans penetrated the African interior, armed with their agreed-upon map, they discovered that many of the borders drawn in Berlin do little justice to the geographic, economic and ethnic reality of Africa. NO ERROR
1. d 2. a 3. c 4. b 5. a 6. e 7. c 8. b・d
1. a 2. c 3. d 4. c 5. b 6. a 7. c 8. a・d
1. c 2. a 3. c 4. a 5. a 6. d 7. c 8. b・f
1. a 2. c 3. b 4. c 5. a 6. d 7. e 8. b・e
Technological change is upending finance.Bitcoin has gone from being an obsession of anarchists to a $1trn asset class that many fund managers insist belongs in any balanced portfolio. Swarms of digital day-traders have become a force on Wall Street. PayPal has 392m users, a sign that America is catching up with China’s digital-payments giants.
In March, technology giant Panasonic unveiled the next generation of Hospi, an
autonomous delivery robot that the company claims can coexist with humans and fill the
widening labour market gap created by Japan’s ageing population.
引用: “G20 reality is that robots alone cannot solve problems of ageing” from FINANCIAL TIMES
the widening labour market gap created by Japan’s ageing population.