Search results for "climate"
showing 10 items of 4934 documents
Evaporite karst in Italy: A review
2017
none 16 si Although outcropping rarely in Italy, evaporite (gypsum and anhydrite) karst has been described in detail since the early 20th century. Gypsum caves are now known from almost all Italian regions, but are mainly localised along the northern border of the Apennine chain (Emilia Romagna and Marche), Calabria, and Sicily, where the major outcrops occur. Recently, important caves have also been discovered in the underground gypsum mines in Piedmont. During the late 80s and 90s several multidisciplinary studies were carried out in many gypsum areas, resulting in a comprehensive overview, promoting further research in these special karst regions. More recent and detailed studies focused…
G-CLASS: geosynchronous radar for water cycle science – orbit selection and system design
2019
The mission geosynchronous – continental land atmosphere sensing system (G-CLASS) is designed to study thediurnal water cycle, using geosynchronous radar. Although the water cycle is vital to human society, processes on timescalesless than a day are very poorly observed from space. G-CLASS, using C-band geosynchronous radar, could transform this. Itsscience objectives address intense storms and high resolution weather prediction, and significant diurnal processes such assnow melt and soil moisture change, with societal impacts including agriculture, water resource management, flooding, andlandslides. Secondary objectives relate to ground motion observations for earthquake, volcano, and subs…
Globālo klimata pārmaiņu novēršanas politikas izvērtējums
2020
Bakalaura darba temats ir “Globālo klimata pārmaiņu novēršanas politikas izvērtējums”. Globālo klimata pārmaiņu jautājums pēdējo gadu laikā ir atzīts par vienu no steidzamāk risināmajām pasaules problēmām. Darba teorētisko ietvaru veido ieviešanas teorijas un dažādu ieviešanas aspektu teorijas, kā arī teorija par klimata pārmaiņu politiku. Darba empīriskajā daļā, izmantojot teorētiskajā daļā izvirzītos kritērijus, tiek analizēti septiņi Latvijas Republikas Nacionālie ziņojumi ANO Vispārējās konvencijas par klimata pārmaiņām ietvaros. Darba mērķis ir izvērtēt konvencijas saistību īstenošanas laikā veiktos klimata politikas pasākumus un to atbilstību konvencijas mērķim. Atslēgvārdi : globālās…
Transitions in European land-management regimes between 1800 and 2010
2015
Land use is a cornerstone of human civilization, but also intrinsically linked to many global sustainability challenges—from climate change to food security to the ongoing biodiversity crisis. Understanding the underlying technological, institutional and economic drivers of land-use change, and how they play out in different environmental, socio-economic and cultural contexts, is therefore important for identifying effective policies to successfully address these challenges. In this regard, much can be learned from studying long-term land-use change. We examined the evolution of European land management over the past 200 years with the aim of identifying (1) key episodes of changes in land …
Fostering sustained teacher learning: a longitudinal assessment of the influence of vision building and goal interdependence on information sharing
2020
To support school improvement, understanding the mechanisms that enhance teachers’ engagement in professional learning activities within schools over time is paramount. The purpose of this three-wave longitudinal study is to examine the role of workplace conditions (school leaders’ vision building and teams’ shared goals), in supporting teachers’ engagement in information sharing over time. To test the directionality of the relationships between the concepts, we analyzed survey data from 655 vocational education and training teachers in the Netherlands using a cross-lagged panel model. Results suggest that teachers’ engagement in information sharing remains stable over time, and the results…
Changes in Drop Out Intentions: Implications of the Motivational Climate, Goal Orientations and Aspects of Self-Worth across a Youth Sport Season
2021
The main objective of this work was to study the motivational antecedents of the intention to drop out of youth sport from the postulates of the achievement goal theory (AGT), placing special emphasis on the motivational climate that coaches create in their teams. Specifically, we analyzed whether changes in the perception of the motivational climate between the beginning and the end of the season predicted changes in players’ goal orientations, whether these, in turn, predicted changes in self-esteem and contingent self-esteem, and finally, whether the latter predicted the intention to drop out. Participants in the study were 552 players (Mage = 11.23, SD = 1.14), who completed the questio…
Factores situacionales y disposicionales como predictores de la ansiedad y autoconfianza precompetitiva en deportistas universitarios
2015
Apoyados en la teoría de la autodeterminación y la teoría de las metas de logro, el objetivo del presente estudio fue poner a prueba dos modelos que examinan secuencialmente las relaciones entre factores situacionales (clima motivacional creado por el entrenador), factores disposicionales (orientaciones de meta y regulaciones motivacionales), y consecuencias de ansiedad y autoconfianza precompetitivas (considerando sus dimensiones de intensidad y dirección). También se analizó el papel mediador de las orientaciones de meta y de las regulaciones motivacionales, en la relación entre el clima motivacional y la ansiedad y autoconfianza precompetitivas. Se utilizó un diseño transversal de recogi…
Public and Private Economic Feasibility of Green Areas as a Passive Energy Measure: A Case Study in the Mediterranean City of Trapani in Southern Ita…
2022
Green infrastructure in urban environments provides a wide range of ecological, social, aesthetic, and health co-benefits. Urban plant covers in particular contribute to improved outdoor environmental conditions that, in turn, influence the energy behavior of buildings and their indoor thermo-hygrometric comfort performance. Within this context, this study illustrates a methodology aimed at verifying the economic feasibility of alternative types of green areas for public and private stakeholders, which are analyzed as passive energy measures. Therefore, our methodology integrates approaches from different disciplines and consists of a microclimatic analysis of different vegetation scenarios…
The Application of Supercritical Fluids Technology to Recover Healthy Valuable Compounds from Marine and Agricultural Food Processing By-Products: A …
2021
Food by-products contain a remarkable source of bioactive molecules with many benefits for humans; therefore, their exploitation can be an excellent opportunity for the food sector. Moreover, the revalorization of these by-products to produce value-added compounds is considered pivotal for sustainable growth based on a circular economy. Traditional extraction technologies have several drawbacks mainly related to the consumption of hazardous organic solvents, and the high temperatures maintained for long extraction periods which cause the degradation of thermolabile compounds as well as a low extraction efficiency of desired compounds. In this context, supercritical fluid extraction (SFE) ha…
Effects of retrofit in public building schools provided by urban green infrastructure: a case study in southern Italy
2022
Post-pandemic financial efforts have been set by the EU Commission and European governments regarding the renovation of European building heritage. Building schools will be object of interest to be transformed in more resilient buildings through improvement building energy performance which guarantee environmental sustainability; the renovation of building school heritage in Italy aims to ease new students' learning process through adaptation and implementation of new didactic methodologies. In this study is described a multi-scale methodology adopted to evaluate both at urban scale and building scale different scenarios that adopt green infrastructure as vegetation and building integrated …