# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/hz62xra
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Reinigung von verseuchten Böden: Die Metal-Fans der Pflanzenwelt
[![](https://taz.de/picture/6519514/192/Botanik-Pflanzen-Hyperakkumulator-1-2.jpeg)](https://taz.de/Reinigung-von-verseuchten-Boeden/!5958876/) Metallverseuchte Erde? Das rockt die Hallersche Schaumkresse mit links. Sie reinigt nicht nur Böden, sondern kann auch wichtige Rohstoffe liefern. mehr... ⌘ Read more