科学与环境
Mangroves shield coasts from waves, but seedlings need calm waters to take root
来源: Phys.org - latest science and technology news stories · 发布于
Mangrove forests, which are widespread along subtropical and tropical coasts, play a vital role in coastal protection, as they dampen the force of waves and storm surges. They also naturally store carbon in the soil and are home to a wide variety of living organisms.
Mangrove forests, which are widespread along subtropical and tropical coasts, play a vital role in coastal protection, as they dampen the force of waves and storm surges. They also naturally store carbon in the soil and are home to a wide variety of living organisms.
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France’s dilemma: protesters demand spending as markets require fiscal restraint
Waves of protests expose debt crisis faced by French government, but political wrangling is stalling an escape plan. Is there a way out? Eight years have passed since rising fuel prices brought the gilets jaunes (yellow vest) demonstrators to the streets of France, prompting the
Business | The Guardian ·
Ancient people relied on genetic variation already present in wild plants to domesticate crops like rice and corn
Oryza rufipogon is an ordinary-looking wild grass found today in parts of China, India and Southeast Asia. More than 8,000 years ago, people living in the Lower Yangtze Valley began cultivating it.
Phys.org - latest science and technology news stories ·
A migration running out of time? New Zealand banded dotterels reach Australia later each year
On open beaches, gravel riverbeds and bare volcanic plateaus, banded dotterels—or double-banded plovers, as they are called in Australia—are a familiar and much-loved sight across New Zealand, the only country where these charismatic plovers breed.
Phys.org - latest science and technology news stories ·
This economist believes the system is broken. Maybe she has a point
Governments need to work hand in hand with the private sector, rather than leaving business to its own devices. They should be "moving away from fixing market failures and government failures toward actively shaping how markets are governed." International economist and governmen
Phys.org - latest science and technology news stories ·
Letters reveal forgotten role of Baghdad antiquities dealers in early 20th-century Kish excavations
Between 1880 and 1912, no official excavations took place at Kish. Yet museums from London and Paris to New York were somehow acquiring brand-new tablets from the legendary old city. As it turns out, local Iraqis had been excavating the site years before the "official" excavation
Phys.org - latest science and technology news stories ·