Results 101 to 110 of about 91,788 (294)

The potential effect of megafaunal extinctions on modern conservation of horse chestnut Aesculus hippocastanum

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Many plant species worldwide are struggling to regenerate due to the ongoing effects of climate change. These effects appear to be further exacerbated by the loss of keystone megafauna, which were important seed dispersers. By identifying the traits commonly seen in seeds spread by modern elephants, it is possible to predict which species likely ...
Andrew J. Tighe
wiley   +1 more source

Open letter: The need for a site‐based biodiversity standard measuring and certifying impacts from nature‐based projects

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Despite growing investment in restoration, weak accountability and poor biodiversity monitoring mean many projects fail to achieve ecological recovery. The Global Biodiversity Standard (TGBS) offers a practical way to ensure that restoration finance delivers measurable gains for nature.
David Bartholomew   +254 more
wiley   +1 more source

Modelling Itasy Lake Water Quality by Long Short Term Memory (LSTM) using Landsat8 Data

open access: yesGeoplanning: Journal of Geomatics and Planning
Modeling lake water quality is very important to preserve and protect this resource. Several algorithms can be used to model lake water quality using in-situ measurement data.
Randrianiaina Jerry Jean Christien Frederick   +3 more
doaj   +1 more source

The petrogenesis of the mesozoic Maningoza suite igneous complexes, central west Madagascar

open access: yes, 2010
Includes bibliographical references (leaves 132-141).The Maningoza Suite is a set of Mesozoic igneous sub-volcanic to volcanic complexes situated in the Mahajanga sedimentary and volcanic basin in central-west Madagascar.
Finkelstein, Jarryd
core  

Integrating habitat suitability, socioeconomics, and infrastructure to assess global biological invasion risk under climate change: A case study of the rice stem borer, Chilo suppressalis

open access: yesPest Management Science, EarlyView.
We developed an invasion risk index framework that integrates socioeconomic and environmental data using an entropy‐weighting method. The case study highlights the need for region‐specific biosecurity measures for Chilo suppressalis. Abstract BACKGROUND Biological invasion risk is a multifaceted concept that, according to the Food and Agriculture ...
Jinsol Hong   +11 more
wiley   +1 more source

Global Retail Chains, International Trade and Developing Country Farmers:Evidence from Madagascar. [PDF]

open access: yes
Global retail companies (“supermarkets”) have an increasing influence on developing countries, through foreign investments and/or through the imposition of their private standards.
Minten, B   +2 more
core  

Anti‐Globalization Dynamics and Africa's Structural Transformation: Identifying Avoidable Environmental Degradation Thresholds

open access: yesSustainable Development, EarlyView.
ABSTRACT This study pursues a dual objective. First, it investigates the unconditional impact of anti‐globalization on structural transformation in Africa. Second, it explores how environmental degradation interacts with anti‐globalization to influence structural transformation. The analysis focuses on 52 African countries over the period 2005–2023. To
Simplice A. Asongu, Ekene ThankGod Emeka
wiley   +1 more source

Women's Empowerment, Governance, and the Economics of Clean Cooking Transitions in Africa

open access: yesSustainable Development, EarlyView.
ABSTRACT Over the past few decades, the global economy, particularly in developing nations, has persistently grappled with rising dependence on conventional energy resources, thus rendering the realization of Sustainable Development Goals 5 and 7 (SDGs 5 and 7) an elusive aspiration for the international community.
Stephen Kelechi Dimnwobi   +2 more
wiley   +1 more source

A multicountry evaluation of the Xpert MTB/RIF assay for the diagnosis of intrathoracic tuberculosis in children using alternative specimens (nasopharyngeal aspirate and stool): A prospective cohort study conducted in Madagascar, Ivory Coast and Cameroon (TB KIDS project)

open access: yesInternational Journal of Infectious Diseases
Objectives: Tuberculosis (TB) diagnosis in children remains challenging due to the paucibacillary nature of specimens and the difficulty in obtaining suitable samples.
Rindra Vatosoa Randremanana   +33 more
doaj   +1 more source

A tiny new species of Platypelis from the Marojejy National Park in northeastern Madagascar (Amphibia: Microhylidae)

open access: yes, 2012
We describe a tiny new frog species of the genus Platypelis (Anura: Microhylidae: Cophylinae) from Marojejy National Park, northeastern Madagascar. Platypelis ravus sp. nov.
Frank Glaw   +6 more
core   +1 more source

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