The extent of ice cover is a critical indicator of the changes taking place in the arctic - but the shrinking of the polar ice carries sweeping consequences for lower latitudes as well the bright white snow-covered ice reflects about 85% of sunlight back into the atmosphere, compared to the dark surfaces of the open water which absorb most of the heat energy. Extent_id() 09/24/2018 2 minutes to read contributors in this article returns a unique identifier that identifies the data shard (extent) that the current record resides in. One of the simplest methods used to characterize the state of the ice cover is the extent, or the area of ocean covered with at least 15% sea ice coverage figure 1, displays five months of the annual arctic sea ice. An extent is a rectangle specified by providing the coordinate of the lower left corner and the coordinate of the upper right corner in map units discussion. Arcgis-ddp-updatepageextent this is a python tool for esri arcmap to update the current data driven page extent to the current data frame extent.
Current news and data streams about global warming and climate change from nasa a graph and an animated time series showing the average monthly arctic sea ice extent each september since 1979, derived from satellite observations. Nasa satellite photo of the minimum extent of arctic sea ice in 2005 that occurred on september 21, when the sea ice extent dropped to 2,05 million square miles (53 094 969 million square kilometers. Current world population stands at 67 billion people this is, in part, the result of widely differing estimates regarding the extent of land degradation,. Figure 3: 10-year averages between 1979 and 2008 and yearly averages for 2012, 2014, and 2016 of the daily (a) ice extent and (b) ice area in the southern hemisphere and a listing of the extent and area of the current, historical mean, minimum, and maximum values in km2.
We encourage you to bring emotion, creativity, specific examples (including current events), and well-researched facts into what you write a good essay will demonstrate how citizenship is not an abstract idea, but is, in fact, action inspired by constitutional principles. The (current) extent of india's urbanization by kevin stolarick, phd visual imageries depicting india's growing urbanization over the years creates a far greater impact than documented statistics giving the same information. Anyway i would argue that the current conservative party is a thatcherite party to quite a large extent the fact is most of the people in the conservative party and certainly the top brass are new right neo-liberals. The current account balance seems to be an abstruse economic concept but in countries that are spending a lot more abroad than they are taking in, the current account is the point at which international economics collides with political reality.
The current extent of the map frame the combined extent of all the features in a specific layer the combined extent of all the features in a specific layer visible in the current map extent. Since 1978, satellites have monitored sea ice growth and retreat, and they have detected an overall decline in arctic sea ice the rate of decline has steepened in the 21st century in september 2002, the summer minimum ice extent was the lowest it had been since 1979. Arctic sea ice hit a record low wintertime maximum extent in 2017 at 557 million square miles, it is the lowest maximum extent in the satellite record, and 455,600 square miles below the 1981 to. Extent of elder abuse victimization the full extent of elder abuse is uncertain there are few reliable national measures of elder abuse this is partially because there is no uniform reporting system for elder abuse in the us additionally, the available national incidence and prevalence data from administrative records are unreliable because states have different definitions of elder and. Does anyone know how to use python scripting to get the current visible extent of arcmap mostly just need to obtain the min/max x and y coordinates for the display area.
Hi i have a question about the current extent of a map window in mapviewer is there any method in mapviewer that returns the current extent of the map window thanks fredrik. Clip the raster by zooming to the area of interest and exporting the portion of the raster in the current display extent add the raster dataset to arcmap zoom into the area to clip. The current can do all the things you would expect of a current in em, including producing magnetic fields the only thing is that if there are any external fields it will pretty easily re-shape the current, that is the big difference from a current in a wire which tends to stay in the shape of the wire.
The current drought is really very intense, and the second link mentions germany, the czech republic, hungary, slovakia and austria as nations most affected it is not just the elbe river basin that is affected. Arctic sea ice extent on 17 august 2016 was 526 million square km (figure 1), according to data from the us national snow and ice data center (nsidc) this is the 3rd lowest on record for this date extent was 183 million square km below the 1981-2010 average for this date and 072 million square. Investigates to what extent the program is achieving its outcomes these outcomes are the short-term and medium-term changes in program participants that result directly from the program for example, ee outcome evaluations may examine improvements in participants' knowledge, skills, attitudes, intentions, or behaviors.
Rather than setting the extent and then having to reset the scale each time, pantoextent maintains the scale and simply centers the current data frame on the new extent the following example will pan the extent of a data frame by passing in the extent of selected features for a specific layer. Roll your cursor over the line to see daily sea ice extent values zoom in to any area on the chart by clicking and dragging your mouse to see a corresponding daily sea ice concentration image, click on a line in the chart. Current population report us census bureau july 1, 2012 according to 722 % of the us population, fatherlessness is the most significant family or social problem facing america.
Esri current flood conditions with social media 100-year flood--it's all about chance - poster discussing the meaning and use of probability language in flood characterization usgs water science school - a comprehensive, down-to-earth introduction to water science. The current visible extent is the default to use the outline of features, choose the layer and whether to consider all features or just visible ones when arcmap sets the extent you can use the outline of selected graphics to define the extent. Current ratio: provides the best indicator of the extent to which the claims of short term creditors are covered by assets that are expected to be converted to cash fairly quickly.