Assessing the environmental impacts of Brazil"s biofuel sector
Mathematical analysis reveals that within Brazil's agriculture and livestock industry, the biofuels sector is most heavily reliant on other sectors with high greenhouse gas emissions......»»
Q&A: Extreme weather is disrupting lives in southern Africa—new policies are needed to keep the peace
Over the past decades, heavy and more frequent rainfall and dry spells in southern Africa have caused loss and damage to agriculture, livestock, the energy sector, food security and nutrition......»»
Authoritarian populism has weakened democracy in Brazil, says study
The rise of authoritarian populism in Brazil has weakened structures that stabilize democracy—mirroring trends in wider global society and potentially making it harder for the country to strengthen its democracy in future, a new study reveals. The.....»»
Scientists highlight overlooked threats to Arctic coasts amid climate change
As climate change rapidly transforms Arctic marine systems, the dramatic image of a polar bear struggling on a melting ice floe has become symbolic of the region's environmental crisis. But scientists argue that coastal Arctic ecosystems are undergoi.....»»
Brazilians choke as fire smoke blankets 80% of country
With as much as 80 percent of Brazil under a blanket of smoke from historic wild fires, face masks last used during the coronavirus pandemic are coming out again......»»
New tool can assess elderly dogs" frailty
Researchers from North Carolina State University have developed a tool that can aid owners and veterinarians in assessing an elderly dog's frailty. The tool—when coupled with simple assessments of body and muscle condition by the veterinarian—can.....»»
Researchers use carbon nanotube derivatives to strengthen recyclable plastics
Reducing the environmental impact caused by plastics can be addressed through different strategies, such as the manufacture of more durable plastics or recycling. In general, there are two main types of plastics. The first is thermoplastics, which ca.....»»
New assessment suggests Anthropocene started in the 1950s
A team of Earth scientists from the Center for Marine Environmental Studies, the University of Tokyo, The Australian National University, Matsuyama University, Kyoto University, and Shimane University, has found, via a new assessment, that the 1950s.....»»
A 20-year struggle for environmental justice—and a public park—in one California city
Just up the road from Oakland and Berkeley, the city of Richmond is a minority and low-income community of 115,500 people—mainly Latino, Black and Asian American—with a major Chevron refinery whose pollution has been an ongoing source of conflict.....»»
Addressing global water security challenges: New study reveals investment opportunities and readiness levels
Water scarcity, pollution, and the burden of waterborne diseases are urgent issues threatening global health and security. A recently published study in the journal Global Environmental Change highlights the pressing need for innovative economic stra.....»»
Green and digital transitions are putting environmental problems on the back burner, says study
The European Green Deal is a package of political initiatives to ensure that the EU reaches climate neutrality by 2050. Faced with this challenge, the parallel goals of the green and digital transitions are at the center of the European Commission's.....»»
How iron and metabolic constraints can aid gene discovery for photosynthesis and biofuel production
The single-cell green alga Chromochloris zofingiensis is an emerging model organism for photosynthesis and metabolism research. Previous research has shown that with the addition of glucose, Chromochloris zofingiensis shuts off photosynthesis, rerout.....»»
Extreme heat impacts daily routines and travel patterns, study finds
A new study conducted by a team of researchers from Arizona State University, University of Washington and the University of Texas at Austin reveals that extreme heat significantly alters how people go about their daily lives, influencing everything.....»»
Future climate change predicted to shift flood-generating mechanisms and intensify extreme flooding events
The Delaware River Basin, a coastal watershed in the Mid-Atlantic region, has a long history of severe flooding with significant socioeconomic impacts. Recent research uses a process-based modeling approach to analyze hydrometeorological (like rainfa.....»»
Nature is adapting to climate change—why aren"t we?
Humanity may be no better prepared for the impacts of climate change today than in the 1970s......»»
Who lives in the rainforest treetops? DNA-collecting drone provides insights
Squinting into the treetops won't reveal the tiny organisms up there. But these creatures leave clues, in the form of DNA, on the leaves and branches. Now, researchers report in Environmental Science & Technology that they have developed a way to col.....»»
Chesapeake Bay cleanup going in "right direction," thanks partly to Pennsylvania
Chesapeake Bay cleanup is behind schedule but "going in the right direction," largely because Pennsylvania has stepped up efforts to curb the flow of fertilizer and other runoff into bay tributaries, an Environmental Protection Agency official told M.....»»
Plane contrails: white fluffy contributors to global warming
The white, feathery lines behind airplanes that look like bits of harmless cloud are anything but, warn experts, who say they could have a greater environmental impact than the aviation sector's CO2 emissions......»»
Brazil must reinforce protection of forests to meet climate change mitigation goals, study warns
As it prepares to host the 30th Conference of the Parties to the United Nations Framework Convention on Climate Change (UNFCCC COP 30, the first COP to be held in the Amazon) in November 2025, Brazil is at a crucial moment. Its greenhouse gas emissio.....»»
Biofuel production: Rhodococcus strain N1-S transforms succinic acid production
As the global push for sustainable biofuels intensifies, lignocellulosic biomass has emerged as a prime candidate for biofuels and biochemicals owing to its abundance and renewability. This biomass, derived from plant materials, holds great promise a.....»»
Do you feel eco-guilt or eco-shame? Emotions reveal how much we care about the environment
Air travel, meat in the shopping cart, waste sorting, plastic toys—consumers are faced with a barrage of everyday decisions and priorities when navigating environmental concerns. But what drives these choices?.....»»