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There are 6, 200 content items of different types and languages related to terra on the Land Portal.

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Displaying 1789 - 1800 of 3269

Towards a Tool for Early Detection and Estimation of Forest Cuttings by Remotely Sensed Data

Peer-reviewed publication
Abril, 2019
Itália

Knowing the extent and frequency of forest cuttings over large areas is crucial for forest inventories and monitoring. Remote sensing has amply proved its ability to detect land cover changes, particularly in forested areas. Among various strategies, those focusing on mapping using classification approaches of remotely sensed time series are the most frequently used. The main limit of such approaches stems from the difficulty in perfectly and unambiguously classifying each pixel, especially over wide areas. The same procedure is of course simpler if performed over a single pixel.

Mineral Fertiliser Adoption and Land Productivity: Implications for Securing Stable Rice Production in Northern Ghana

Peer-reviewed publication
Abril, 2019
Gana

The promotion of farm innovations, such as mineral fertiliser, is one of the strategies for attaining the Sustainable Development Goals (SDGs) of zero hunger and poverty alleviation in developing countries. However, the adoption of mineral fertilisers has been low in Africa, particularly in Ghana. The present study not only analyses the impact of mineral fertiliser on the land productivity of rice farmers in northern Ghana but also determines factors that are associated with the adoption of mineral fertilisers using a primary dataset from 470 rice farmers.

Valuing Our National Parks: An Ecological Economics Perspective

Peer-reviewed publication
Abril, 2019
Estados Unidos

The annual budget for the United States National Park Service was roughly $3 billion in 2016. This is distributed amongst 405 National Parks, 23 national scenic and historic trails, and 60 wild and scenic rivers. Entrance fees and concessions generate millions of dollars in income for the National Park Service; however, this metric fails to account for the total value of the National Parks. In failing to consider the value of the ecosystem services provided by the National Parks, we fail to quantify and appreciate the contributions our parks make to society.

Linking Arable Crop Occurrence with Site Conditions by the Use of Highly Resolved Spatial Data

Peer-reviewed publication
Abril, 2019
Global

Agricultural land use is influenced in different ways by local factors such as soil conditions, water supply, and socioeconomic structure. We investigated at regional and field scale how strong the relationship of arable crop patterns and specific local site conditions is. At field scale, a logistic regression analysis for the main crops and selected site variables detected, for each of the analyzed crops, its own specific character of crop–site relationship.

Rent-Seeking Practices, Local Resource Curse, and Social Conflict in Uganda’s Emerging Oil Economy

Peer-reviewed publication
Abril, 2019
Uganda

We consider the different types of rent-seeking practices in emerging oil economies, and discuss how they contribute to social conflict and a local resource curse in the Albertine Graben region of Uganda. The rent-seeking activities have contributed to speculative behavior, competition for limited social services, land grabbing, land scarcity, land fragmentation, food insecurity, corruption, and ethnic polarization. Local people have interpreted the experience of the consequent social impacts as a local resource curse.

Transformations and Site Locations from a Landscape Archaeological Perspective: The Case of Neolithic Wagrien, Schleswig-Holstein, Germany

Peer-reviewed publication
Abril, 2019
Alemanha

Societies undergo continuous dynamics and change. By investigating the spatial structure of societal remains and material culture, we tried to get insights into the processes of their landscapes creation. Ritual practices, economic strategies, or the societal structure are stored in the landscape as a form of cultural contextualization. We presumed that changes of these will be strongest during phases of transformation and investigated to which degree transformation processes are mirrored in the spatial structure of material remains.

Performance Analysis and Soil Quality Indexing for Dalbergia sissoo Roxb. Grown in Marginal and Degraded Land of Eastern Uttar Pradesh, India

Peer-reviewed publication
Abril, 2019
Índia

The successful utilization of marginal and degraded lands for biomass and bioenergy production depends upon various factors such as climatic conditions, the adaptive traits of the tree species and their growth rate and respective belowground responses. The present study was undertaken to evaluate the growth performance of a bioenergy tree (Dalbergia sissoo Roxb.) grown in marginal and degraded land of the Mirzapur district of Uttar Pradesh, India and to analyze the effect of D. sissoo plantations on soil quality improvement over the study years.

Can Traditional Authority Improve the Governance of Forestland and Sustainability? Case Study from the Congo (DRC)

Peer-reviewed publication
Maio, 2019
República Democrática do Congo

With about 107 million hectares of moist forest, the Democratic Republic of Congo (DRC) is a perfect paradox of a natural resources endowed country caught in repeated economic and socio-political crises. Democratic Republic of Congo possesses about 60% of the Congo basin’s forest on which the majority of its people rely for their survival.

The Geographic Spread and Preferences of Tourists Revealed by User-Generated Information on Jeju Island, South Korea

Peer-reviewed publication
Maio, 2019
República da Coreia

Recreation and tourism are important ways that people interact with and derive benefits from natural environments. Understanding how and where nature provides recreational opportunities and benefits is necessary for management decisions that impact the environment. This study develops and tests an approach for mapping tourism patterns, and assessing people’s preferences for cultural and natural landscapes, using user-generated geographic content.

Landscape Notions among Greek Engineering Students: Exploring Landscape Perceptions, Knowledge and Participation

Peer-reviewed publication
Maio, 2019
Grécia

The objective of this paper is to explore and critically analyze the basic notions of landscape and their change through time, among Greek engineering students, from all academically formative years of their undergraduate studies, at the Technical University of Crete. Specifically, it probes into their perspectives vis-à-vis the landscape at large and their everyday-life landscapes in particular, regarding their landscape perceptions, behavior, and education.

Could Social Farming Be a Strategy to Support Food Sovereignty in Europe?

Peer-reviewed publication
Maio, 2019
Europa

Food sovereignty (FS) aims to obtain value-added products in proximity agriculture (PA) in order to achieve food security in a country. Social farming (SF) can help to develop this PA as well as favoring integration of people at risk of social exclusion (RSE). The methodology includes a review of the literature, a survey of 161 SF projects in Catalonia, and ten selected in-depth interviews. “Social Return on Investment” (SROI) methodology is also applied to assess the efficiency of the projects analyzed.

Land Conservation in the Gulf of Mexico Region: A Comprehensive Review of Plans, Priorities, and Efforts

Peer-reviewed publication
Maio, 2019
México

An unprecedented land conservation effort is presently underway in the Gulf of Mexico Coastal Region (GCR) due to an influx of funds from settlements related to the 2012 RESTORE Act. A complete understanding of the priorities of the states in the GCR is critical to ensure that land conservation planning efforts are implemented effectively and efficiently. The paper reviews past, current, and future land conservation priorities in the GCR to inform strategic planning efforts.