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World Nation News (Índia)
Em 2025: 0 notícias
Desde 1995: 8 notícias
Half of the Amazon could collapse by 2050 and lose the ability to recover
Publicado em 25 fevereiro 2024
In the next 25 years, between 10% and 47% of the Amazon forests may reach their point of no return, losing their resilience and also accelerating climate change.
This is the conclusion of the study Critical transitions in the Amazon forest system led by Brazilian scientists and published by NATURE in February 2024, which evaluates various disturbances such as deforestation, temperature increase, severe drought and fire.
“It's going to be a big sheet”
If the Amazon [...]
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The Amazon, the heart of the planet, is approaching the point of no return
Publicado em 15 fevereiro 2024The Amazon, the largest rainforest and with greater biodiversity in the world, suffering from drought and deforestation. Specialists believe that this lung of the planet is approaching a point of no return that its trees are weak and the soil cannot hold moisture. Forests lose their capacity to resist events such as forest fires. Researchers believe that 47% of the planet's lungs will disappear in 2050. The Amazon River last year reduced its flow at the lowest level in the last 120 [...]ver notícia -
Masters in biotechnology at Unesp in Araraquara
Publicado em 25 setembro 2023Candidates should have experience in xenotransplantation, molecular biology, second-generation sequencing, proteomics, metabolomics and single-cell RNA sequencing. FAPESP Agency: Two FAPESP Master’s Scholarships are offered within the scope of the project “Development of a platform for testing the efficacy and toxicity of new substances with anticancer potential using zebrafish leukemia models (Denmark rerio)”. Registration is open until October 2. The project was [...]ver notícia -
Brazil to build world’s first hydrogen plant produced from ethanol
Publicado em 12 agosto 2023The University of Sao Paulo (USP) on Thursday launched plans to build the world’s first hydrogen production plant from ethanol, a biofuel that would lower costs and facilitate transportation. conversion of ethanol to fuel Sugarcane The fermentation, of which Brazil is the world’s leading producer, will be done through a chemical process known as steam reforming, according to the state university. The method, which has already been tested in USP laboratories, involves heating a [...]ver notícia -
Luzio's DNA sheds light on origins of Native Americans
Publicado em 01 agosto 2023How the first humans arrived in America remains a mystery. The most widely accepted theory is that Ancestral Siberians crossed the Bering Strait during the last Wurm Ice Age (between about 110,000 years ago and about 9700 BC), and colonized the entire continent from north to south. However, recent discoveries point to a possible earlier conquest. Now, the study of Brazil's largest body of genomic data, including DNA from Luzio, the oldest skeleton found in São Paulo, is shedding new [...]ver notícia -
Luzio’s DNA sheds light on origins of Native Americans
Publicado em 01 agosto 2023How the first humans arrived in America remains a mystery. The most widely accepted theory is that Ancestral Siberians crossed the Bering Strait during the last Wurm Ice Age (between about 110,000 years ago and about 9700 BC), and colonized the entire continent from north to south. However, recent discoveries point to a possible earlier conquest. Now, the study of Brazil’s largest body of genomic data, including DNA from Luzio, the oldest skeleton found in São Paulo, is shedding [...]ver notícia -
This is the most effective exercise to lower high blood pressure
Publicado em 17 abril 2023Heart disease is already the leading cause of death worldwide, and high blood pressure is responsible for 13.8 percent of deaths from this type of disease. Arterial hypertension is diagnosed when the systolic blood pressure exceeds 140 millimeters of mercury (mmHg) and/or the diastolic pressure exceeds 90 mmHg. It is a multifactorial disorder triggered by problems such as an unhealthy diet, excessive alcohol consumption, smoking and a sedentary lifestyle. Beyond a balanced diet, it has [...]ver notícia -
Moderate strength training helps treat hypertension
Publicado em 12 abril 2023Cardiovascular diseases are now the leading cause of death in the world, and high blood pressure is responsible for 13.8 percent of deaths from this type of disease. High blood pressure is diagnosed when the systolic blood pressure exceeds 140 millimeters of mercury (mmHg) and/or … Cardiovascular diseases are now the leading cause of death in the world, and high blood pressure is responsible for 13.8 percent of deaths from this type of disease. Arterial hypertension is diagnosed [...]ver notícia