Results 81 to 90 of about 72,260 (257)

Morphology of the First Zoeal Stage of the Shrimp Typton distinctus Chace, 1972: The Second for the Genus Typton O.G. Costa, 1844 After 100 Years

open access: yesActa Zoologica, EarlyView.
ABSTRACT The marine shrimp of the genus Typton are widely distributed, known to be associated with sessile organisms such as sponges. Information about this genus is limited, highlighting the scarcity of important features in its biology, including larval forms.
Matheus Sene   +2 more
wiley   +1 more source

Verhuellia is a segregate lineage in Piperaceae: more evidence from flower, fruit and pollen morphology, anatomy and development [PDF]

open access: yes, 2010
Background and Aims The perianthless Piperales, i.e. Saururaceae and Piperaceae, have simple reduced flowers strikingly different from the other families of the order (e.g. Aristolochiaceae).
Samain, Marie-Stéphanie   +7 more
core   +2 more sources

A Farewell to Arms… Manufacturing: Learning From a Landmine Producer Who Became a Deminer

open access: yesBusiness Ethics, the Environment &Responsibility, EarlyView.
ABSTRACT Certain industries—labeled “dirty,” “sinful,” “stigmatized,” or “controversial”—are under public scrutiny because of the ethical, social, and environmental concerns that they raise. Previous research has typically focused on the industry or organizational level of analysis, examining how companies in controversial industries can enhance their ...
Marco Guerci, Luca Carollo
wiley   +1 more source

Angiosperm pollen grains from the Cuayuca Formation (Late Eocene to Early Oligocene), Puebla, Mexico [PDF]

open access: yes, 2015
Systematic descriptions and illustrations of the best preserved angiosperm pollen grains (Monocotyledonae or Liliopsida: n= 7 and Dicotyledonae or Magnoliopsida: n= 41) recovered from Cuayuca Formation (late Eocene-early Oligocene), Puebla State ...
Martínez Hernández, Enrique   +2 more
core   +1 more source

Scenarios and strategies for future‐proofing ecosystem management under climatic novelty

open access: yesConservation Biology, EarlyView.
Abstract Climate change is driving unprecedented declines in dominant, habitat‐forming foundation species across marine and terrestrial ecosystems globally. As climatic novelty becomes the norm, ecosystem reassembly will become increasingly common. Predicting and understanding these transitions, and their implications for future ecosystem functioning ...
Lauren T. Toth   +14 more
wiley   +1 more source

VARIACIONES MORFOLÓGICAS Y ESTRUCTURAS REPRODUCTORAS EN ALGAS MARINAS. MATERIALES DE HERBARIO.

open access: yesRevista de Investigaciones Marinas, 2023
Se estudian las variaciones morfológicas de Chondrophycus papillosus (C.Agardh) Garbary et Harper, Digenea simplex (Wulfen) C.Agardh y Caulerpa fastigiata Montagne; se registra la presencia de estructuras reproductoras en Hincksia mitchelliae (Harvey) P.
Rubén Cabrera   +3 more
doaj  

Flora and vegetation of Lomas de La Canoa, Biosphere Reserve Buenavista, Cuba

open access: yesRevista Cubana de Ciencias Forestales, 2015
In the period 2011-2014, the spermatophyte plant samples were performed in Lomas de la Canoa, Sancti Spiritus. Floristic lists, collections, land and vegetation profiles in the stream Watcher, cliff de Agua Santa, Stone China, Casimba of Plains, cave La Chucha, mogote La Mina, La Valla, Long curb and sidewalk Gums were performed.
Armando Falcón Méndez   +4 more
openaire   +1 more source

Whale sharks of the western Caribbean: an overview of current research and cnservation efforts and future needs for effective management of the species [PDF]

open access: yes, 2007
Whale sharks (Rhincodon typus) are seasonal visitors to four sites in the Western Caribbean, 3 of which are encompassed by the Mesoamerican Barrier Reef.
Graham, Rachel T.
core   +2 more sources

Evaluating the protection status and exposure to warming of Caribbean reefs with high functional potential

open access: yesConservation Biology, EarlyView.
Abstract Over the past decades, climate change has emerged as a major threat to global biodiversity, negatively affecting the integrity and functioning of ecosystems and the benefits they provide to people. To mitigate these impacts, it is essential to identify climate refugia that support the persistence of the structure and function of reef ...
Sara M. Melo‐Merino   +4 more
wiley   +1 more source

Unfixing Place: Time and Value in the Anthropology of Food

open access: yesCulture, Agriculture, Food and Environment, EarlyView.
ABSTRACT Although many anthropologists have engaged with the political and economic work of “place” in qualifying and working with food, time has rarely featured substantively in the economic and political life of the comestible. Gathering themes from my ethnographic research in Northern Italy and excavation time in anthropological scholarship on food,
Janita Van Dyk
wiley   +1 more source

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