This graph from the EPI post Low-wage workers saw the biggest wage growth in sates that increased their minimum wage between 2018 and 2019 by Elise Gould (3/4/2020) answers part of the question. It is worth noting that: Strong wage growth at the 10th percentile is not simply due to …
Read More »What’s New at sustainabilitymath?
In a follow up to last week’s graph, I have added a demographic graph of New York State, which provides the number of students in each grade in the 2017-2018 school year by race. The hover information includes percentages for each group. The data comes from the National Center for …
Read More »Isn’t the sun causing global warming?
No, as can be easily seen by the graphic here copied from the NASA article There is No Impending ‘Mini Ice Age’ (2/13/2020). At the same time we won’t be seeing an ice age anytime soon: This is called a “Grand Solar Minimum,” and the last time this happened, it …
Read More »What’s new at sustainabilitymath?
A new interactive graph was posted which gives population by age and race as of October 2018. The data is from the Census Bureau page School Enrollment in the United States: October 2018 – Detailed Tables and collected from the excel files in Table 2. The hover information will provide …
Read More »How much has spring snow cover changed?
The Climate.gov article Climate Change: Spring Snow Cover by LuAnn Dahlman and Rebecca Lindsey (2/14/2020) provides the answer as seen in their graph here. This change is another example of a feedback loop. About one-third of Earth’s land surface is covered by snow for some part of the year. The …
Read More »Who is in high-poverty schools?
The EPI article Schools are still segregated, and black children are paying a price by Emma García (2/12/2020) provides an overview of inequities in secondary schools. Figure B in the article is copied here and speaks clearly to issues of inequality by race. There is also a political perspective that …
Read More »How do U.S. adults view the economy?
The Pew report Views of Nation’s Economy Remain Positive, Sharply Divided by Partisanship (2/7/2020) provides the answer: Currently, 81% of Republicans and Republican-leaning independents say the economy is excellent or good. These views have changed only modestly over the past two years. But between November 2016 (just before Trump’s victory …
Read More »How accurate are climate models?
The NASA Vital Signs of the Planet post Study Confirms Climate Models are Getting Future Warming Projection Right by Alan Buis (1/9/2020) reports In a study accepted for publication in the journal Geophysical Research Letters, a research team led by Zeke Hausfather of the University of California, Berkeley, conducted a …
Read More »How hot was 2019?
From the NOAA Global Climate Report – Annual 2019: The year 2019 was the second warmest year in the 140-year record, with a global land and ocean surface temperature departure from average of +0.95°C (+1.71°F). This value is only 0.04°C (0.07°F) less than the record high value of +0.99°C (+1.78°F) …
Read More »How important is eating local in the carbon footprint of food?
The Our World in Data post You want to reduce the carbon footprint of your food? Focus on what you eat, not whether your food is local by Hannah Ritchie (1/24/2020) provides the graph copied here. From the article: As I have shown before, food production is responsible for one-quarter of …
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