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Issue # 309 _ November 2021
Notes
COVID-19
Vaccination in decline
Covid-19
A promising antiviral
Covid-19
Preventing new waves without lockdowns
Nobel Prize
Everything as before
Zoology
Protozoan fossil in Brazilian amber
biodiversity
South America's Endangered Oases
Anthropology
Recognition for Indigenous Scholar
distinction in the scientific community
New crop of CNPq researchers emeriti
Climate Change
The Amazon could be an inhospitable savanna by 2100
Chemistry
The Lavoisiers, transformed
Archaeology
Humans in the Americas 23,000 years ago
