more suggestion qs

app.py

@@ -103,10 +103,11 @@ with st.sidebar:
     {"☑" if len(st.session_state.messages) > 0 else "☐"} **Step 2. Type in the chat box to start a conversation.**
 
     You should ask a climate change related question like:
-    - *How do I reduce my carbon emissions?*
-    - *What is the best way to reduce my carbon footprint?*
+    - *What are the most effective actions to reduce my carbon emissions?*
+    - *What's better for the environment: a year of vegetarianism or skipping one transatlantic flight?*
+    - *How do the emissions saved by switching to an EV compare to recycling for a year in terms of trees planted?*
 
-    You must respond **at least 5 times** before you can submit the conversation. Once you've reached that number, an *End Conversation* button will appear. You are free to continue the conversation further before you submit it.
+    You must respond **at least 5 times** before you can submit the conversation. An *End Conversation* button will appear then. You are free to continue the conversation further before you submit it.
 
     {"☑" if st.session_state.inserted > 0 else "☐"} **Step 3. Use the *End Conversation* button to  submit your response.**