This feature provides a closer look at one consequence of sea level rise along the Atlantic coast: the conversion of land to open water.

This indicator tracks the extent, age, and melt season of sea ice in the Arctic Ocean.

This chapter focuses on trends in snow, glaciers, and the freezing and thawing of oceans and lakes.

This indicator tracks the extent of sea ice around Antarctica.

This indicator measures the amount of time that ice is present on lakes in the United States.

This indicator examines the balance between snow accumulation and melting in glaciers, and it describes how glaciers in the United States and around the world have changed over time.

This indicator measures the amount of land in North America that is covered by snow.

This indicator measures trends in mountain snowpack in the western United States.

It is important for health-related climate indicators to be clear, measurable, and timely to better understand the link between climate change and health effects.

This indicator presents data on deaths classified as “heat-related” in the United States.

Climate change can exacerbate existing health threats or create new public health challenges through a variety of pathways.

This indicator tracks how often people are hospitalized because of exposure to heat.

This indicator examines changing temperatures from the perspective of heating and cooling needs for buildings.

This indicator depicts changes in the length of ragweed pollen season in the United States and Canada.

This indicator measures the length of the growing season in the contiguous 48 states.

This indicator tracks the rate of reported West Nile virus disease cases across the United States.

This indicator tracks the rate of reported Lyme disease cases across the United States.

This feature tracks the summer water temperature of the Snake River.

This indicator shows changes in stream water temperature across the Chesapeake Bay region.

This indicator describes trends in the amount of water carried by streams across the United States, as well as the timing of runoff associated with snowmelt.