#savetheplanet, bar graph

High Traffic on Everest: Estimated number of successful Everest ascents per year from 1953 to 2023

More and more climbers are scaling Mount Everest. Something that sounds epic and adventurous can actually cause problems, as overcrowding has resulted in unsafe climbing conditions and mountains of trash.

#savetheplanet, line graph

The Size of the World’s Population — With Predictions Through 2060

Our World in Data mapped out the UN's predictions for the size of the world population. The rate of change is pretty astounding -- with some interesting twists when we look closer.

#savetheplanet, line graph

Comparing the Number of Fires with the Amount of Emissions in Canadian Fires (2002-2019)

The number of yearly wildfires in Canada has stayed about the same or decreased. So why is the total yearly emissions from wildfires increasing dramatically?

#savetheplanet, line graph

The Arctic Ice Cover is Receding

The Arctic sea ice cover grows and shrinks over the course of the year, but it's typically at its greatest coverage during the month of March. How does this look from year to year? How can data encourage us to take action?

#savetheplanet, bar graph, infographics

The Length of the Skating Season on the Rideau Canal Skateway (Ottawa)

Every year, Ottawa's Rideau Canal Skateway (a UNESCO world heritage site) is host the world's longest skateway! But not in 2023. How unusual is this? How long have other seasons been? (slow reveal by @scottwestwell)

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Ozone Depleting Substance Emissions, 1960-2016

Finally: a climate crisis success story! Why don't we hear about the ozone anymore? And what caused the ozone-depleting substance emissions to dramatically decrease across the world?

#savetheplanet, stacked bar graph

Earth Overshoot Day (1971-2022)

Earth Overshoot Day marks the date when humanity has used all the biological resources that Earth regenerates during the entire year. When was Earth Overshoot Day in 1971? ...2022? And how has it changed over time?

#savetheplanet, pictograph

Endangered Animal Species in the US

Endangered Animal Species in the US graph from the DynaMath; slow reveal by Jenna Laib (@jennalaib)  (Slide Deck includes notes and questions to elicit discourse)  Type of Graph: infographic/lollipop chart  Visualization Source: Mead, Maggie. “Animals Up Close.” DynaMath: December 2018/January 2019. Data Source: unknown Potential Math Content: pictograph, scale, asking questions based on the data, estimate, rounding  Potential Content Connections: animals, endangered species,… Continue reading Endangered Animal Species in the US

#savetheplanet, *social justice, bar graph, stacked bar graph

Share of the Population With Access to Clean Drinking Water (by location and income)

Do you know someone named "Alexa"? Click to access the slide deck, and learn more about math & content connections.

#savetheplanet, line graph

The Price and Popularity of Solar Panel Installation

The cost of solar installation has plummeted over the last decade. How has that impacted solar power's popularity? Click to access the slide deck, and learn more about math & content connections.

#savetheplanet, stacked area graph

Extreme Carbon Inequality: Percentage of CO2 Emissions by Income, Globally

Carbon emissions are fueling our climate crisis, and some people's lifestyles are disproportionately responsible. Click to access the slide deck, and learn more about math & content connections.