scholarly journals Effects of Agricultural Activities on the Environment

2018 ◽  
Vol 69 (11) ◽  
pp. 3183-3187
Author(s):  
Adrian Turek Rahoveanu

With the development of intensive farming through the use of fertilizers, pesticides, it has become increasingly polluting. This is why they are pushing for the return of sustainable agriculture. Sustainable agriculture has as major objectives the optimization of productivity, while preserving the basic natural resources. This means that in agricultural production systems, it is imperative to maintain a balance between inputs and outputs, between investments and benefits, while ensuring the protection of the environment and the promotion of a sustainable economy as a whole. Due to intensive farming, using pesticides, chemical fertilizers, or residues from zootechnical activities, soil is the main affected. Most soils are losing their nutrients and organic matter in a higher proportion than the process of their regeneration, which leads to their depletion, resulting in irreversible degradation. Soil pollution means any action that causes the disruption of normal soil functioning as a support and living environment within natural ecosystems.

Author(s):  
Paige Allen

The role of sustainability in Canadian agricultural production systems is a complex and evolving topic. In 2018 Canada announced the launch of a five-year Canadian Agricultural Partnership which is a $3 billion funding initiative between the federal, provincial and territorial governments. Innovation and sustainability is one of the key elements of the initiative. The purpose of this research is to increase policy discussion in relation to sustainable agriculture through the engagement of farmers in Southern Ontario. This research will help improve the sustainable policies and programs by investigating farmers’ views on the inclusion and transition to sustainable farming practices, factors influencing farmers’ decisions to make the transition, as well as identifying deficits in current sustainable policy and programming in Ontario. It is essential to develop research which is representative of farmers’ viewpoints on as they are the stakeholders directly impacted by the policies and programs which are developed and enacted.


2018 ◽  
Vol 2 (95) ◽  
pp. 69-72
Author(s):  
Yu.A. Tarariko ◽  
L.V. Datsko ◽  
M.O. Datsko

The aim of the work is to assess the existing and prospective models for the development of agricultural production in Central Polesie on the basis of economic feasibility and ecological balance. The evaluation of promising agricultural production systems was carried out with the help of simulation modeling of various infrastructure options at the levels of crop and multisectoral specialization of agroecosystems. The agro-resource potential of Central Polesie is better implemented in the rotation with lupine, corn and flax dolguntsem with well-developed infrastructure, including crop, livestock units, grain processing and storage systems, feed, finished products and waste processing in the bioenergetic station. The expected income for the formation of such an infrastructure is almost 8 thousand dollars. / with a payback period of capital investments of 2-3 years.


2014 ◽  
Vol 126 ◽  
pp. 1-2 ◽  
Author(s):  
S. Dogliotti ◽  
D. Rodríguez ◽  
S. López-Ridaura ◽  
P. Tittonell ◽  
W.A.H. Rossing

Author(s):  
John Leake ◽  
Victor Squires ◽  
S Shabala

Soil salinity is emerging as a major threat to the sustainability of modern agricultural production systems and, historically, land and water degradation due to salinity has defeated civilisations whenever the cost of remediation exceeded the benefits. This work discusses the complexity inherent in working with salinity, and the opportunities where salt damaged land and water is viewed as a resource. It takes a wider look at land and waterscapes, seeing them as systems that link damage and repair across time and space to bridge the divide between the main beneficiaries of ecosystem services and the main actors, farmers, and land managers. We first discuss the mechanistic basis of crop reduction by salinity and evolution of ideas about how to shape the plant-soil-water nexus. We then discuss the needs of farmers and other land users required for adequate planning and land management within the constraints of existing policy. Lastly, an approach that provides a new technical and economic tool for the remediation of land in several land use categories is presented. We conclude that a more concerted effort is required to turn payments for ecosystem services into a true market, accepted as such by the land managers, whose agency is essential so the ‘knowledge of what can be done can be transformed into benefits’. Achieving this will require a transformation in the paradigm of how natural resources are managed.


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