Soc Sci S1 Dates/Numbers Flashcards
When the world entered a new era ; the start of the Anthropocene
1950
In _______, humans use of fossil fuels has accelerated the Earth’s natural carbon cycle
The past couple of centuries
When cooler temperatures in the Northern Hemisphere was identified
late 1600s - early 1700s
Intervals in which the Earth completes different cycles
100,000 years, 41,000 years, and 26,000 years
Ice core from an old glacier can reveal what the conditions of the atmosphere were dating as far back as ______
hundreds of thousands of years
Conditions over how many years can human records describe
past hundreds or thousands of years
When the thermometer was invented
1700
When was Phoenix, Arizona on the news for record-breaking heat
summer of 2023
Temperature records for the city of Phoenix only date back to the year
1896
How long ago can instrumental records clearly show trends in climate
a little more than a century
When Christian Pfister was born
1944
Starting around when did people extract and released fossil fuels
about 200 years ago and increasingly since
When did the Holocene epoch start
11.7 thousand years ago
When did the Pleistocene epoch start
2.58 million years ago
When did the Anthropocene Working Group (AWG) proposed that the Anthropocene should officially be recognized as a new geological time interval
2019
When did the International Union of Geological Sciences reject a proposal to formally name the Anthropocene as a new geological epoch
March of 2024
Around when was it advocated by the AWG that the Holocene ended and the Anthropocene began
the mid-20th century, around 1950
Since when have modern historical profession become formalized in Europe
1800s
Until around when did historians not include climate in their narratives of global history
2000
Before how many decades was the climate not included in traditional histories of the world
2 1/2 decades
To when does the chronological scale of human histories date back
5 or 6 thousand years ago
Scholars use archeological evidence to create historical accounts of what human life was like as far as how many years ago
40,000 years ago
Historical studies focus on human events in more recent past, such as what century
20th century
Rachel Carson birth years
1907-64
When was “Silent Spring” written
1962
