global warming potential and ghg emissions composition by gas

gases = ["CO$_2$", "CH$_4$", "N$_2$O", "F-gases"]
warming_potential = [1, 25, 300, 1000]
text_height = [i*1.2 for i in warming_potential]
text = ["1", "25", "300", "1000+"] 
volume = [74.4, 17.3, 6.2, 2.1]
colors = ["brown", "darkslategray", "darkgray", "purple"]


fig, (ax1, ax2) = plt.subplots(1, 2)

ax1.bar(gases, warming_potential, color = colors)
for i, height, word in zip(range(4), text_height, text):
    ax1.text(x = i * 0.9, y = height, s = word)
ax1.set_yscale("log")
ax1.set_title("Global warming potential (GWP)\n by gas over 100-year timescale", y = 1)
ax1.spines.top.set_visible(False)
ax1.spines.right.set_visible(False)

autopct = lambda p:f'{p:.1f}%'
ax2.pie(x = volume, radius = 1, startangle = 90, labels = gases,
        autopct = autopct, pctdistance = 0.8, colors = colors, textprops = {"color":"white"})
ax2.legend(labels = gases, bbox_to_anchor = (0.9, 0.8), ncol = 1)
ax2.set_title("Atmospheric composition of global \nGHG emissions", y = 1.1)

plt.tight_layout()
plt.show()