Results 41 to 50 of about 854,521 (290)

Network Topology as a Driver of Bistability in the lac Operon

open access: yes, 2008
The lac operon in Escherichia coli has been studied extensively and is one of the earliest gene systems found to undergo both positive and negative control. The lac operon is known to exhibit bistability, in the sense that the operon is either induced or
Alan Veliz-Cuba   +3 more
core   +1 more source

On the botanical history and nomenclature of the New World genus Piscidia (Fabaceae)

open access: yesNordic Journal of Botany, EarlyView.
Piscidia L. (Fabaceae) is a New World genus with nine recognized taxa (seven species and two varieties). The previous nomenclatural revisions, made in 1910 and in 1969, are revisited here. The names Derris grandifolia Heyde & Lux ex Donn.Sm. and P. cubensis Urb. required step II lectotypifications, with an epitype for the latter name.
Camila Sánchez‐ Vega   +4 more
wiley   +1 more source

Mapping arboretum research: Trends, gaps, and opportunities for biodiversity conservation, society, and climate resilience

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Arboreta bridge people and nature while conserving tree biodiversity, supporting climate resilience, and advancing environmental education. This study maps over a century of available and indexed arboretum research, uncovering trends, knowledge gaps, and opportunities for collaboration.
Catarina Patoilo Teixeira   +1 more
wiley   +1 more source

Thirty years of glyphosate‐resistant crops and weeds: Current situation and future prospects

open access: yesPest Management Science, EarlyView.
Since 1996, when the first glyphosate‐resistant crop was commercialized and the first resistant weed was reported, resistance has expanded globally. This review analyzes emergence patterns across weed species, crops, regions, resistance mechanisms, and herbicides.
Ricardo Alcántara‐de la Cruz   +7 more
wiley   +1 more source

Aspect ratio dependence of heat transfer and large-scale flow in turbulent convection

open access: yes, 2010
The heat transport and corresponding changes in the large-scale circulation (LSC) in turbulent Rayleigh-B\'{e}nard convection are studied by means of three-dimensional direct numerical simulations as a function of the aspect ratio $\Gamma$ of a closed ...
J. BAILON-CUBA   +4 more
core   +1 more source

On an Aggregation Theory for Indicators Expressing Behaviors of Complex Systems With an Application to Sustainability

open access: yesSustainable Development, EarlyView.
ABSTRACT Certain attributes of large‐scale complex systems are often expressed through sets of indicators. For example, the sustainability of an entity, be it a nation, a city, an energy system, a corporation etc., can be effectively represented by indicators and corresponding data series.
Vassilis S. Kouikoglou   +1 more
wiley   +1 more source

Triatomines (Hemiptera, Reduviidae) prevalent in the northwest of Peru: species with epidemiological vectorial capacity [PDF]

open access: yes, 2007
: The development of strategies for the adequate control of the vector transmission of Chagas disease depends on the availability of updated data on the triatomine species present in each region, their geographical ...
Cuba, César Augusto Cuba   +2 more
core   +1 more source

Tropical Forests and Sustainability: The Role of Multilateral Financing in Latin America

open access: yesSustainable Development, EarlyView.
ABSTRACT The challenge of slowing deforestation and degradation in the tropical regions of Latin America requires financing mechanisms (public and private) that can enable actions to preserve and sustainably manage forest integrity. This paper begins by examining the strategy implemented by the World Bank to protect forest cover in tropical countries ...
Ángela Andrea Caviedes Conde   +2 more
wiley   +1 more source

Ecological and Technological Insights to Enhance Rice Production: A Machine Learning Approach for Sustainable Agriculture in Granma, Cuba

open access: yesSustainable Development, EarlyView.
ABSTRACT Amid the quest for sustainable agriculture, this study explores key ecological and technological factors influencing crop production under climate change. We conduct a comprehensive assessment of temperature, biomass, farmer education, renewable energy devices, greenhouse gas emissions and their effects on rice yields in Granma, Cuba, from ...
Afzal Ahmed Dar   +6 more
wiley   +1 more source

Fiscal grievance politics: wealth taxation and master‐race democracy in post‐coup Bolivia Politique des griefs fiscaux : impôt sur la fortune et démocratie de la race maîtresse en Bolivie post‐coup d’État

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
This article analyses a new wealth tax (the IGF) in Bolivia against the backdrop of the 2019 ousting of former president Evo Morales. In doing so, it engages calls for ‘a return to politics’ in anthropology by proposing the notion of a ‘fiscal grievance politics’ as animating elite opposition to the tax in lowland Santa Cruz department. I show that the
Charles Dolph
wiley   +1 more source

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