Ecosystems

Multimedia

Filter Total Items: 3,213
Jackson Glacier in 1912 and 2009
March 9, 2021

Jackson Glacier in 1912 and 2009

Jackson Glacier: 1912, MJ Elrod, U of M Library – 9/3/2009, L McKeon, USGS

Trees and vegetation continue to establish themselves at the base of Jackson Glacier as the glacier retreats.

View the full collection at USGS Photographic Library 

Pictures spliced together showing collecting bottom sediments
March 7, 2021

Lake bottom sediment collection from Ashumet Pond, Cape Cod, Mass.

USGS scientists Jason Sorenson and Andrea Tokranov (out of the image) collecting lake-bottom sediments from Ashumet Pond on Cape Cod, Massachusetts for use in laboratory experiments on the fate of PFAS at groundwater/surface-water boundaries.  The sediments are collected by pushing a tube into the lake bottom and transferring the sediment and pore water into glass jars

...
March 3, 2021

I Am A...Malacologist

Welcome to the "The I Am A..." series. This is the sixth video in a series of USGS whiteboard animations that highlight USGS careers. The concept is to show "what society (or my mom) thinks I do" compared with "what I really do." One image captures a more whimsical representation of a "scientist" and the second demonstrates a more accurate representation of what we really

Attribution: Ecosystems
Click image for full description and details.
February 22, 2021

USGS 21st Century Science - WILDLAND FIRE (portrait)

$71-$246 BILLION
Net annual economic impact of wildland fire across the U.S.1

650 MILLION
Acres of public lands that are managed for wildland fire.2

16.1 FATALITIES
Average annual fatalities from wildland fire.3

64,000 WILDFIRES

...
central eastern U.S. states with boundary outline
February 19, 2021

Chesapeake Bay Watershed boundary, USA

The Chesapeake Bay watershed, or draingage basin, encompasses six states - New York, Pennsylvania, West Virginia, Maryland, Delaware, Virginia, and the District of Columbia. A drainage basin is a giant system of creeks, streams, and rivers that all flow into a common outlet, which in this case is the Chesapeake Bay.

A coloring page showing two scientists with labels identifying parts of their field outfit.
February 11, 2021

Ichthyologist Coloring Page - Tools of the Trade

This illustration is for an Ichthyologist coloring page. This coloring page can easily be added to lesson plans for students in science classes. 

On this coloring page, title "Tools of the Trade", it shows two scientists (one male, one female) wading in shin-high water. The male scientist is holding a net and the female scientist

...
Attribution: Ecosystems
February 5, 2021

I Am A(n)...Ichthyologist

Welcome to the "The I Am A..." series. This is the fifth video in a series of USGS whiteboard animations that highlight USGS careers. The concept is to show "what society (or my mom) thinks I do" compared with "what I really do." One image captures a more whimsical representation of a "scientist" and the second demonstrates a more accurate representation of what we really

Attribution: Ecosystems
Female scientist working in laboratory
February 2, 2021

Graduate student performing mercury uptake studies in plankton

Graduate student, Grace Armstrong, performing mercury uptake studies in plankton at Mercury Research Laboratory, Middleton, Wisconsin.

January 29, 2021

USGS Pacific Seabird Research

Alaska's coastal and offshore waters provide foraging habitat for an estimated 100 million birds comprising more than 90 different species. Researchers at the USGS Alaska Science Center work in collaboration with many partner agencies, non-governmental organizations, universities and rehabilitation centers to investigate seabirds. USGS ecosystems research is focused on

map of North America with different colored area
January 6, 2021

red-tailed hawk population heat map

Figure 4 from Katzner, et. al., 2020