diff --git a/Wang2024/convert.py b/Wang2024/convert.py
index 24f1d86..4f37ac2 100644
--- a/Wang2024/convert.py
+++ b/Wang2024/convert.py
@@ -1,18 +1,11 @@
-import pandas as pd
 import numpy as np
-import matplotlib.pyplot as plt
 import xarray as xr
 import rioxarray as rxr
 import cftime as cf
-import cfunits
 from urllib.request import urlretrieve
 import datetime
 import os
 import time
-import zipfile
-import glob
-from collections import defaultdict
-import warnings
 
 #####################################################
 # set the parameters for this particular dataset