![Rachel Carson.](/sites/default/files/styles/large/public/article18-19/Rachel-Carson.jpg?itok=HlF_KYDy)
Rachel Carson
![Activists in California.](/sites/default/files/styles/large/public/article18-19/905px-Climate_and_Animal_Activists_%281_2020%29.jpg?itok=hlFYpY9S)
Climate Change and Agriculture
![The Notting Hill Gate Underground station in London during the COVID-19 lockdown.](/sites/default/files/styles/large/public/article18-19/1280px-Notting_Hill_Gate_Underground_station_London_UK_%282%29_Lockdown_COVID_19.jpg?itok=caBVheLP)
Notting Hill Gate
![DDT being sprayed liberally across the conifer forests throughout North America.](/sites/default/files/styles/large/public/article18-19/DDT%20Plane.jpg?itok=RJlF3Jiv)
Pesticide Treatment
![An industrial farm spraying pesticide on crops.](/sites/default/files/styles/large/public/article18-19/Mass%20Farming%20Pesticides.jpg?itok=Ea2TD6VE)
Industrial Farm
![On the left, an insect killing spray advertisement in 1948. On the right, an advertisement in the Sydney Morning Herald.](/sites/default/files/styles/large/public/article18-19/DDT%20Ad%20Diptych.png?itok=XsIeqDDY)
DDT Advertisements
![The oriental rat flea pictured is infected with the Yersinia pestis bacterium.](/sites/default/files/styles/large/public/article18-19/Flea_infected_with_yersinia_pestis.jpg?itok=97JPCzHK)
Oriental Rat Flea
![A photo from a 1975 plague victim shows necrosis of the hand.](/sites/default/files/styles/large/public/article18-19/Hand_necrosis_caused_by_plague.jpg?itok=4r_pn6Ed)
Necrosis of the Hand
![An Egyptian hieroglyphic painting.](/sites/default/files/styles/large/public/article18-19/1280px-Egyptian_Domesticated_Animals_0.jpg?itok=btM5SYfa)
Domesticated Cow in Egypt
![An aerial picture of cattle grazing land.](/sites/default/files/styles/large/public/article18-19/ParaguayChaco_Clearings_for_cattle_grazing.jpg?itok=02vagki7)
Encroaching Cattle Grazing
![A map of Phoenician trade routes prior to the third century BCE.](/sites/default/files/styles/large/public/article18-19/PhoenicianTrade.png?itok=hrxoemRo)
Phoenician Trade Routes
![An animated map of confirmed COVID-19 cases.](/sites/default/files/styles/large/public/article18-19/640px-COVID-19-outbreak-timeline_0.gif?itok=uhOHC8LX)
Spread of COVID-19