Guia Covid-19

Environment

Environment

Hidden losses

The size of the Atlantic Forest has remained almost stable for 30 years, but old forest is losing ground to newer formations with lower biodiversity and carbon stock

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Environment

Causes of extreme drought in the Pantanal

Across 2019 and 2020, the Pantanal faced the worst drought recorded in the last 50 years

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Award

Responsibility and diplomacy in science

Two Brazilians—physicist Ricardo Galvão and climatologist Carlos Nobre—were honored on February 10 at the annual meeting of the AAAS

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Careers

Public well-being

Public health experts are responsible for creating and implementing ways of protecting the health of the population

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Environment

Drones map Brazilian forests

Unmanned aerial vehicles are being used to quickly and efficiently monitor rainforests in great detail

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Geology

Coastal mountains moving

Subject to constant erosion, they are slowly advancing inland, and within a few million years could form a vast coastal plain

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Oceanography

Deep heating

Sensors installed up to 4,700 meters below the ocean’s surface record increased temperatures in abyssal regions of the South Atlantic

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COVID-19

Lockdown and the city air

The strict social distancing measures adopted by governments to try to contain the spread of the pandemic have improved air quality in some of the world's major cities

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Biodiversity

Damage beyond deforestation

Fragments of Atlantic Forest have already lost 23–42% of their biodiversity and forest carbon stocks

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Environment

Lakes to lose ice cover by 2100

Some 5,700 lakes in the northern hemisphere are expected to lose their ice cover during the winter by the end of the century

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Video

How drones chart forest biodiversity

Unmanned aerial vehicles are used to monitor tropical forests in a speedy, efficient and detail-rich manner | 4'34

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Crop science

Soil genetics

New mineral mapping technique can help farmers save on farm inputs and minimize environmental impacts

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Botany

Tropical trees die sooner

Tropical species have average lifespans of 186 years, while temperate species live for an average 322 years, a study on 438 tree species shows

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COVID-19

Vaccines and sharks

A compound extracted from the livers of sharks is used in five coronavirus vaccine candidates

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Anthropogenic mass

The weight of human production

Asphalt and concrete make up most of the mass produced by humans

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