Urban planning and management in economic, social, cultural, health and hygienic, and safety and security fields is one of the main concerns of officials and citizens in each country. Nowadays, the necessity of green lands in cities has become very important. Green lands refine the air and reduce air pollutants, strike ecological balance, and absorb piercing sickening sounds. Today, people are ...

Peat and muck soils have unique biological, physical, and chemical properties, and on them the common drainage and management practices that are used on mineral soils are not suitable. Biologically the organic soils support hosts of micro-organisms, mostly bacteria, which are largely responsible for the formation and alteration of the peat. The action of the anaerobic micro-organisms builds up ...

T his study investigates the factors affecting the demand for new residential buildings in urban areas of Iran during 1976-2010. The demand function for new residential buildings in urban areas was estimated and then the existence of a long-run relationship among variables of this function was studied using the Bounds testing of the Autoregressive Distributed Lag Co-integration procedure. The t...

Warming temperatures cause temporal changes in growing seasons and prey abundance that drive earlier breeding by birds, especially dietary specialists within homogeneous habitat. Less is known about how generalists respond to climate-associated shifts in growing seasons or prey phenology, which may occur at different rates across land cover types. We studied whether breeding phenology of a gene...

In presenting this thesis in partial fulfillment of the requirements for an advanced degree at The University of Maine, I agree that the Library shall make it freely available for inspection. I further agree that permission for " fair use " copying of this thesis for scholarly purposes may be granted by the Librarian. It is understood that any copying or publication of this thesis for financial...

The proposals have also drawn anger from the energy industry. Kathleen Sgamma, a director of the Western Energy Alliance, which represents 400 oil and natural-gas companies, said the new policy could block some promising lands from drilling. “They’re treating lands arbitrarily as de facto wildernesses,” she said. And Dean Heller, a Republican representative from Nevada, said: “The message of th...

In 2020, the Sierras of Córdoba suffered most extreme fire season in recent collective memory, causing severe ecological and socioeconomic damage. this study, we mapped fires 2020 using Sentinel 2 imagery, compared with historical statistics from 1987-2019 terms number fires, burned area, size distribution frequency. Additionally, analyzed incidence areas value (protected natural [PNA], priorit...

Recent declines in amphibian populations have raised concern among conservation biologists, with habitat loss and degradation due to human activities among the leading causes. The most common policies used to protect the habitat of pond-breeding amphibians are wetland regulations that safeguard the wetland itself. However, many amphibians spend much of their adult lives foraging and over-winter...