import matplotlib.pyplot as plt # Use plt.subplots to create fig and ax ____ # Create variable seventies with data fro

下面是完整代码： ```python import matplotlib.pyplot as plt # Use plt.subplots to create fig and ax fig, ax = plt.subplots() # Create variable seventies with data from "1970-01-01" to "1979-12-31" seventies = climate_change["1970-01-01":"1979-12-31"] # Add the time-series for "co2" data from seventies to the plot ax.plot(seventies.index, seventies["co2"]) # Show the figure plt.show() ```