Skip to main content

The timeline can be navigated with the “Scroll Left” and “Scroll Right” buttons or by dragging the pointer to a date on the timeline waveform (located at the bottom of the screen on the desktop version and on the left of the screen on mobile). To filter by a particular topic and see a smaller section of the data, make a selection on the dropdown “Filters” menu or click “Search” to do a keyword search. Hover over the abbreviated filter tags in the blue boxes to see the complete name of the filter, or click a filter to display all the data with this tag. If you want to take a deeper dive into a specific topic by viewing a narrative essay page and a curated timeline, click on “Stories.”

Read More

Malaria is considered eliminated in the United States.

Date: 1951

EPD
ENV
BIOW

By this point, over five million homes have been sprayed with dichlorodiphenyltrichloroethane (DDT), and multiple mosquito breeding sites have been drained.

The Centers for Disease Control and Prevention (CDC) reports: "In 1947, 15,000 malaria cases were reported. By 1950, only 2,000 cases were reported. By 1951, malaria was considered eliminated from the United States" (CDC, 2018).