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Brazil

Close-up of a booted foot and the head of a hoe as dark soil is turned. Young corn plants are out of focus in the background.
Posted inFeatures

The Nutrient-Rich Legacy in the Amazon’s Dark Earths

by Kate Evans 23 March 202223 March 2022

Fertile terra preta soils were created through centuries of carefully managed land use. Scientists are taking cues from these soils to better sequester carbon and improve soil for agriculture.

Aerial photo of Manaus, Brazil
Posted inNews

Pollution Is Disrupting Rain Cycles in the Amazon

by Meghie Rodrigues 4 March 202229 April 2022

A team of researchers in Brazil and the United States uncovered the importance of the mechanism of oxidation—a process with the potential to affect climate and precipitation across the tropics.

Craters on deforested land caused by illegal mining on the Tenharim do Igarapé Preto Indigenous land in Amazonas State, Brazil
Posted inNews

Mining Threatens Isolated Indigenous Peoples in the Amazon

by Meghie Rodrigues 25 January 202223 March 2022

A bill in the Brazilian congress could grant a wide expansion for mining on Indigenous lands. New research shows how this could radically affect isolated peoples.

A woman wearing a hat plants seedlings in the foreground of this picture, as a group of men and women do the same farther back.
Posted inNews

Traditional Knowledge Is Essential to Sustainability in the Amazon

by Meghie Rodrigues 12 November 20216 December 2021

At COP26, the Science Panel for the Amazon is emphasizing the need for Indigenous and Local Knowledge to inform scientific and policy recommendations.

Project design of the Antarctic station Comandante Ferraz projected by Estúdio 41.
Posted inNews

Brazil’s Antarctic Station Rises from the Ashes

by Meghie Rodrigues 2 August 20216 December 2021

The sophisticated new research station will allow for better science on the icy continent.

Map showing moisture contribution anomalies during the 2005 drought quantified as the deviation from long-term average.
Posted inEditors' Highlights

Upwind Forest Buffers Rondonia Cropland Against Regional Drought

by G. Wang 27 April 20216 December 2021

During severe Amazonia droughts when oceanic supply of moisture failed, the magnitude of rainfall reduction over Rondonia was moderated by enhanced moisture supply from upwind forests.

Women working on laptops at a business meeting
Posted inNews

Women Are Still Not Heard in the Climate Policy Conversation

by Meghie Rodrigues 7 December 20206 December 2021

A case study in Brazil points to a deep gender gap that still has to be bridged in the policymaking debate.

Aerial photo of a single boat making its way on Brazil’s São Francisco River
Posted inNews

Urbanization, Agriculture, and Mining Threaten Brazilian Rivers

by Meghie Rodrigues 27 October 20206 December 2021

Harder to analyze and quantify, diffuse pollution is often overlooked when it comes to water quality assessments.

Screenshot of a YouTube livestream with scientists from Ciência no Bar
Posted inGeoFIZZ

Communicating Science in Times of Pandemic

by P. Borges de Amorim 18 September 20207 January 2022

How can scientists use YouTube livestreams to help the public better understand scientific concepts?

Rodrigo de Freitas Lagoon
Posted inScience Updates

Earth Observations Inform Cities’ Operations and Planning

by M. M. Hurwitz, C. Braneon, D. B. Kirschbaum, F. Mandarino and R. Mansour 16 July 202031 March 2022

Rio de Janeiro, Brazil, and Chicago, Ill., are using NASA Earth observations to map, monitor, and forecast water and air quality, urban heat island effects, landslide risks, and more.

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