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'A Spiraling Loop of Feedbacks':
Worst-Case Scenario for Amazon Rainforest
A paper to be published in the Journal Science on January 27 has found that humans have degraded more than one-third of the remaining trees in the Amazon rainforest. This degradation could eventually lead to "a spiraling loop of feedbacks," Jos Barlow, a professor of conservation science at Lancaster University in the U.K. and co-author of the paper, told Newsweek.
Up to 38 percent of the remaining Amazon has been affected by human actions, researchers from Brazil's University of Campinas (Unicamp), the Amazon Environmental Research Institute (IPAM), National Institute for Space Research (INPE), and Lancaster University found.
The degradation of this area-equivalent to 5.5 times the size of the state of California-releases carbon emissions equivalent to or greater than those from deforestation.
The Amazon contributes 16 percent of all the land-based photosynthesis in the world, and strongly regulates global carbon and water cycles, sucking in carbon dioxide and producing oxygen. Additionally, despite only covering around 0.5 percent of the Earth's surface, the Amazon is home to over 10 percent of all named plant and vertebrate species on Earth.
"Healthy rainforests provide amazing habitat for biodiversity-this is what the Amazon is most famous for," Sally Thompson, an ecohydrologist at The University of Western Australia, told Newsweek. "They usually support clean water in rivers, make it rain, and cool the surrounding area. You can hunt, harvest timber or foods sustainably from healthy and well-managed forests. And a healthy forest can often recover from disturbance. Degraded forests aren't as good at doing any of those things, and often they struggle to recover from disturbance."
Deforestation involves a loss of the forest canopy and a change in land use (e.g., from forest to agriculture or urban land use), while degradation is a process affecting the remaining forests. Degradation essentially means that there is still forest in place but it is not as healthy or as good at providing benefits for the environment or for people.
THOMSON, Jess. 'A Spiraling Loop of Feedbacks': Worst-Case Scenario for Amazon Rainforest. Newsweek (online), 26jan. 2023 (adaptado).
"Up to 38 percent of the remaining Amazon has been affected by human actions, researchers from Brazil's University of Campinas (Unicamp), the Amazon Environmental Research Institute (IPAM), National Institute for Space Research (INPE), and Lancaster University found."
Assinale a alternativa que apresenta sentença cujo uso da expressão "up to" é semelhante ao empregado no trecho apresentado.
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Artigos (Articles) em inglês: uso em concursos públicos
Artigos (Articles) são palavras essenciais na gramática da língua inglesa, usadas para indicar se um substantivo está sendo mencionado de forma específica ou geral. Eles desempenham papel fundamental em provas de concursos, pois ajudam na compreensão e interpretação dos textos, além de serem frequentemente cobrados em questões envolvendo uso correto de estruturas gramaticais.
"Up to 38 percent of the remaining Amazon has been affected by human actions, researchers from Brazil's University of Campinas (Unicamp), the Amazon Environmental Research Institute (IPAM), National Institute for Space Research (INPE), and Lancaster University found."
Assinale a alternativa que apresenta sentença cujo uso da expressão "up to" é semelhante ao empregado no trecho apresentado.

Internet: <www.britannica.com> (with adaptations).
In the construction “whence the state derives its name.” (lines 5 and 6) “whence” means from where and its is a possessive adjective related to “the state”.

Internet: <www.britannica.com> (with adaptations).
In the first paragraph of the text the preposition “by” (lines 1 and 2) can be correctly substituted by the preposition from in all its occurrences.

Internet: <www.britannica.com> (with adaptations).
The expression “settlers’ food” (line 12) can be correctly rewritten as settlers’s food.

Internet: <www.britannica.com> (with adaptations).
The adverb “bloodily” (line 18) follows the same spelling rule of the adverbs nicely, simply and easily.

Internet: <www.britannica.com> (with adaptations).
The word “but” in “Bahia was still controlled by forces loyal to Portugal, but on July 2, 1823, Brazilian troops occupied Salvador, and Bahia became a province of the empire.” (lines 14 and 15) can be correctly replaced by the word however.

Internet: <www.britannica.com> (with adaptations).
The construction “When the Empire of Brazil was proclaimed in 1822, Bahia was still controlled by forces loyal to Portugal” (line 14) can be correctly rewritten as Bahia was still controlled by forces that were loyal to Portugal when, in 1822, the Empire of Brazil was proclaimed.

Internet: <www.britannica.com> (with adaptations).
Salvador was founded as seat of the government by the preacher Antônio Conselheiro.