add new narrated video to slr theme page

stories/theme.SLR.mdx

@@ -73,6 +73,19 @@ import { GridContainer, Grid } from '$veda-ui/@trussworks/react-uswds';
     </Figure>
 </Block>
 
+<Block type="wide">
+  <Figure>
+    <Embed
+      height="405"
+      src="https://www.youtube.com/embed/T7qcwWVMiVs"
+      title="NASA and Sea Level Rise"
+    />
+    <Caption attrAuthor="NASA" attrUrl="https://nasa.gov/">
+    The city of Mobile, AL is working with NASA's Sea Level Rise Team to plan for future infrastructure projects and to protect Mobile's coastal resources. As sea levels rise globally, coastal cities feel the effects of more frequent and more severe storms and flooding. NASA's sea level rise data, in conjunction with NOAA data, helps Mobile and other coastal communities plan for a more resilient future.
+    </Caption>
+  </Figure>
+</Block>
+
 <Block type='wide'>
   <Figure>
     <Carousel items={contentArray} />