Climate change science and impacts factsheet center for sustainable systems electricity jokes


Climate change is altering temperature, precipitation, and sea levels, and will adversely impact humans and natural systems, including water resources, human health, human settlements, ecosystems, and biodiversity. The unprecedented acceleration of climate change over the last 50 years and the increasing no electricity jokes confidence in global climate models add to the compelling evidence that climate is being affected by greenhouse gas (GHG) emissions from human activities gas utility cost. 2

Changes in climate should not be confused with changes in weather. Weather is observed at a particular location on a time scale of hours or days, and exhibits a high degree of variability, whereas climate is the long-term average of short-term weather patterns, such as the annual average temperature or rainfall at a given location. Under a stable climate, there is an energy balance between incoming solar gas natural fenosa radiation (short wave) and outgoing infrared radiation (long wave). Solar radiation passes through the atmosphere and most is absorbed by the Earth’s surface. The surface then re-emits some energy as infrared radiation, a portion of which radiates into space. Increases r gas constant in the concentrations of greenhouse gases in the atmosphere reduce the efficiency with which the Earth’s surface radiates energy to space, thus warming the planet. 3

2016 was the warmest year on record since records began in 1880. 2016 global average ocean temperatures also experienced a record high.The year 2017 was the third warmest year on record, the warmest year without an El Niño present in the tropical Pacific Ocean, and also marks the 41 th consecutive year that annual global temperatures were above average electricity grid uk. 13

During the 20 th century, winter temperatures in Alaska and western Canada increased by 3-4 oC (5.4-7.2 oF), and Arctic sea-ice thickness declined by about 40% during the late summer and 9gag instagram early autumn in the last three decades. 14 In 2017, the annual Arctic sea ice extent averaged 4.01 million square miles, which was the second smallest annual ice extent on record. 15

Between now and 2035, the IPCC predicts that the temperature will rise between 0.3-0.7°C (0.5-1.3°F). In the long term, global mean surface temperatures are predicted to rise 0.4-2.6°C (0.7-4.7°F) from 2045-2065 and 0.3-4.8°C (0.5-8.6°F) from 2081-2100, relative to the reference period of 1986-2005. In the past, a change of 5°C (9°F) most often occurred over thousands of years. 6

This gas what i smoke century, an unprecedented combination of climate change, associated disturbances, and other global change drivers will likely exceed many ecosystems’ capacities for resilience. 21 Species extinction, food electricity invented what year insecurity, human activity constraints, and limited adaptability are risks associated with warming at or above predicted temperatures for the year 2100 (4°C or 7°F above pre-industrial levels). 9

Although higher CO 2 concentrations and slight temperature increases can boost crop yields, the negative effects of warming arkla gas pay bill on plant health and soil moisture lead to lower yields at higher temperatures. Intensified soil and water resource degradation resulting from changes in temperature and precipitation will further stress agriculture in certain regions. 22