نتایج جستجو برای: cold climate

تعداد نتایج: 269832  

2015
Brian R. Murphy Fiona M. Doohan Trevor R. Hodkinson

The fungus Piriformospora indica was first isolated from plants growing in arid, hot desert conditions and has been shown to have significant potential as a biocontrol and biofertilising organism in barley under optimal growth conditions. However, it was not thought to be effective in plants grown in low temperatures and has consequently not been well tested in cold-stressed crops. This study s...

Journal: :McGill Journal of Medicine : MJM 2009
Lea Berrang Ford

conference came at a time of increasing political and scientific confidence in the role of human-induced greenhouse gas emissions in changing global temperatures. The most recent (2007) report of the Intergovernmental Panel on Climate Change (2) states that climate change is now " unequivocal " , based on increasing evidence from global average air and ocean temperatures, melting of snow and ic...

2010
Jon Glasby

Following a global recession, public services in many countries are preparing themselves for the worst in terms of future public spending. In the UK (which seems worse hit than many), the potential cuts are substantial. After year-on-year funding increases to bring England closer to European levels of health care spending, the National Health Service now faces the very real prospect of active c...

2010
S. J. James C. James

0963-9969/$ see front matter 2010 Elsevier Ltd. A doi:10.1016/j.foodres.2010.02.001 * Corresponding author. Tel.: +44 (0) 1472 582400. E-mail addresses: [email protected] (S.J. Jame James). URL: http://www.frperc.com (C. James). Any noticeable increase in ambient temperature resulting from climatic change will have a substantial effect on the current and developing food cold-chain. A rise in...

2016
Vandyke Carter

occasion of some interesting discussions, ihe first article is a " Report on the Meteorology of Abyssinia," by Surgeon Henry Cook, M.D. Dr. Cook shows that the climate of the sandy belt of country which intervenes between the sea shore and the inland hilly plateau is very different from that of the plateau itself. Tlie former resembles the climate of Scinde, consisting of a hot (very hot) and a...

2016
Melanie A. Harsch Janneke HilleRisLambers

Using an extensive network of occurrence records for 293 plant species collected over the past 40 years across a climatically diverse geographic section of western North America, we find that plant species distributions were just as likely to shift upwards (i.e., towards higher elevations) as downward (i.e., towards lower elevations)-despite consistent warming across the study area. Although th...

2011
João Canning-Clode Amy E. Fowler James E. Byers James T. Carlton Gregory M. Ruiz

BACKGROUND New marine invasions have been recorded in increasing numbers along the world's coasts due in part to the warming of the oceans and the ability of many invasive marine species to tolerate a broader thermal range than native species. Several marine invertebrate species have invaded the U.S. southern and mid-Atlantic coast from the Caribbean and this poleward range expansion has been t...

Journal: :Nature communications 2014
Matthew S Lachniet Rhawn F Denniston Yemane Asmerom Victor J Polyak

The now arid Great Basin of western North America hosted expansive late Quaternary pluvial lakes, yet the climate forcings that sustained large ice age hydrologic variations remain controversial. Here we present a 175,000 year oxygen isotope record from precisely-dated speleothems that documents a previously unrecognized and highly sensitive link between Great Basin climate and orbital forcing....

2009
Zhen Tian James A. Love

The energy performance of radiant slab cooling relative to conventional air systems to be clarified for climates from cold and dry to very hot and humid. EnergyPlus simulations were used to compare the energy performance of 1) radiant slab cooling combined with a dedicated outdoor air system and 2) a variable air volume system. Simulation results show that the radiant slab system provided 10% t...

2010

Impacts of long-term climate shifts on the dynamics of intact communities within species ranges are not well understood. Here, we show that warming and drying of the Southwestern United States over the last 25 years has corresponded to a shift in the species composition of Sonoran Desert winter annuals, paradoxically favoring species that germinate and grow best in cold temperatures. Winter rai...

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