Results 31 to 40 of about 30,405,915 (378)

Molecular exploration of fossil eggshell uncovers hidden lineage of giant extinct bird

open access: yesNature Communications, 2023
The evolution and systematics of Madagascar’s extinct elephant birds remains unclear. Here, the authors recover genetic, stable isotope, morphological, and geographic data from fossil eggshell to describe variation among clades, identifying cryptic ...
Alicia Grealy   +18 more
doaj   +1 more source

Precipitation variations in the Tai Lake Basin from 1971 to 2018 based on innovative trend analysis

open access: yesEcological Indicators, 2022
Precipitation is an important variable affecting regional climate characteristics. Accurately identifying trends in precipitation is essential for understanding the evolution of the water cycle in the context of climate change.
Shuqi Wu   +5 more
doaj   +1 more source

Innovative Polygon Trend Analysis (IPTA): A Case Study for Precipitation in Thessaloniki during the Last 50 Years (1971–2020)

open access: yesEnvironmental Sciences Proceedings, 2023
In the present study, the introduction of the Innovative Polygon Trend Analysis (IPTA), a non-parametric trend analysis methodology, is proposed as an alternative to the classical trend analysis methodology, according to which processes (normality ...
Petroula Karacosta   +3 more
doaj   +1 more source

Floral Species Richness Correlates with Changes in the Nutritional Quality of Larval Diets in a Stingless Bee

open access: yesInsects, 2020
Bees need food of appropriate nutritional quality to maintain their metabolic functions. They largely obtain all required nutrients from floral resources, i.e., pollen and nectar.
Moritz Trinkl   +5 more
doaj   +1 more source

Trend Analysis of Landcover/ Landuse Change in Patani L.G.A, Delta State Nigeria [PDF]

open access: yes, 2017
This study examines the use of GIS and Remote Sensing in trend analysis of landcover/landuse change in Patani L.G.A, Delta State Nigeria from 2005 to 2015.
C, I. E. (Igbokwe), C, O. J. (Ojiako)
core   +1 more source

Trend Analysis and Variability of Air Temperature and Rainfall in Regional River Basins

open access: yes, 2021
Global warming and climate variability are emerging as the foremost environmental problems in the 21 st century, especially in developing countries. Full knowledge of key climate change variables is crucial in managing water resources in river basins ...
B. N. Ekwueme, J. Agunwamba
semanticscholar   +1 more source

Rainfall trend analysis using Mann-Kendall and Sen’s slope estimator test in West Kalimantan

open access: yesIOP Conference Series: Earth and Environment, 2021
Climate change has been a prominent issue in the last decade. Climate change on a global scale does not necessarily have the same effect in different regions. Rainfall is a crucial weather element related to climate change. Rainfall trends analysis is an
F. Aditya, E. Gusmayanti, J. Sudrajat
semanticscholar   +1 more source

Trend detection by innovative polygon trend analysis for winds and waves

open access: yesFrontiers in Marine Science, 2022
It is known that densely populated coastal areas may be adversely affected as a result of the climate change effects. In this respect, for coastal protection, utilization, and management it is critical to understand the changes in wind speed (WS) and ...
Fatma Akçay   +3 more
doaj   +1 more source

Development and Marketing of Solar Innovations: A Case Study

open access: yesJournal of Technology Management & Innovation, 2010
This study aims to examine the process of development and marketing of CIS technology as a major innovation in solar technology through the case of Würth Solar GmbH Co.
Harald Wirtz, Markus Janssen
doaj   +1 more source

Real-Time Twitter Trend Analysis Using Big Data Analytics and Machine Learning Techniques

open access: yesWireless Communications and Mobile Computing, 2021
Twitter is a popular microblogging social media, using which its users can share useful information. Keeping a track of user postings and common hashtags allows us to understand what is happening around the world and what are people’s opinions on it.
Anisha P. Rodrigues   +5 more
semanticscholar   +1 more source

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