Happy Fall! Observe the changes across the landscape in seasonal images in Northeast Iowa. Snow, forest, farmland. Can you notice the areas of coniferous trees versus deciduous trees and where there is seasonal farmland compared to pasture areas? Also notice the changes along the Mississippi and Upper Iowa Rivers. Enjoy the changing seasons! This year
Art Educators of Iowa website: http://www.artedia.org/ Archive of 2022 AEI Conference: https://docs.google.com/document/d/1O5poy2HMwH1LoF0XTq_mX1E4SKHxuMVDep5ffEG1vZU/edit?tab=t.0
Iowans are working to reduce emissions by moving to renewable energy sources.
Well, it’s Water Wednesday. Today’s Landsat highlight is a time lapse video (2007-2017) showing the effect of a 2010 dam breach on the water level of Lake Delhi located in Delaware County in eastern Iowa. Notice the dramatic decrease in water and the exposure of large sandbars and the refilling of the lake as the
To celebrate the Landsat Golden Jubilee, consider taking a virtual visit to Camp Landsat! This summer Camp Landsat is celebrating this exciting anniversary with 5 weeks of programming, celebrating the 5 decades of Landsat’s continuous mission. This week the theme is People and Places. Enjoy and explore many activities from Camp Landsat including: Stay Cool
Saturday, July 23, 2022 marked the 50th anniversary of the launch of the USGS/NASA Landsat earth observing satellite mission. With the launch in 1972, Landsat has continued its earth observation mission and become the longest continuous earth observing satellite. Enjoy this video recalling the launch and explaining the beginning of the earth observing satellite mission,
We are continuing our celebration of the 50th year of the US Landsat satellite imagery program. This week we are heading to the lake – Clear Lake, Iowa, located in north central Iowa. Below are four images showing Summer Solstice (6/13/2019), Fall Equinox (9/17/2019), Winter Solstice (12/22/2019), and Spring Equinox (3/18/2019) from Landsat 8. The
Welcome to another Throwback Thursday. Today we are going back into the archives to compare imagery from the first five Landsat satellites (all images are featured in natural color). Click on each image for a closer view. Try to notice the differences in resolution and image quality between the different years. Another thing to note
What changes do you notice in this Landsat time lapse video? 1) The areas of purple and white in the image are urban areas. Throughout the video they fill in the area from the bottom to the center. The pink areas are farm land. 2) Did you notice the increase in the number of retention
Over the last 50 years, the city of Dubai, in the United Arab Emirates, has transformed from a small fishing and pearl diving village into a luxurious, modern metropolis. The population has grown from just over 100,000 residents in 1972 to an estimated 2.9 million residents in 2022. While the beauty and distinction of this