Mark van Loosdrecht  Profile Banner
Mark van Loosdrecht  Profile
Mark van Loosdrecht 

@MarkvLoosdrecht

Followers
5,057
Following
119
Media
2,407
Statuses
44,998

Environmental Biotechnology and Wastewater Engineer Hiking and Travelling Anonymous accounts might be neglected

Joined January 2011
Don't wanna be here? Send us removal request.
Explore trending content on Musk Viewer
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
@Transition46 @watermicrobe It seems gender diversity is not relevant.....
136
5
504
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Printed
Tweet media one
21
48
441
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
The old laboratory of microbiology #tudelft , where the term virus was coined
Tweet media one
9
36
297
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
Elisabeth Bik @MicrobiomDigest speaking at the biotechnology labsymposium on scientific misconduct. @TNWTUDelft
Tweet media one
2
12
143
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
David Jenkins, one of the great minds in wastewater engineering, passed away. A through interdisciplinary scientist bridging microbiology and water engineering.
Tweet media one
20
29
137
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
@MarionKoopmans Als het goede wetgeving was dan zou die als gevolg van een evaluatie en niet onder druk kunnen worden behandeld. Nu lijkt het meer op 'never waste a good crisis' om meer macht te verwerven.
5
5
137
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
It is an honour to have a @TUDelft originated technology being considered the best technology break through in the last decade
Tweet media one
11
17
135
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
Happy to be elected as foreign member of Chinese Academy of Engineering
Tweet media one
24
2
126
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Almost ready for printing: Biological Wastewater Treatment: 2nd edition | IWA Publishing
Tweet media one
3
22
119
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
I am really thankfull for recieving Honorary Life Membership Award from @IWAHQ
@IWAHQ
International Water Association
3 years
🥇 Two exceptional individuals in the field of #wastewater treatment have been announced as winners of the IWA Membership Awards at the virtual #WorldWaterCongress . Learn more about Prof Jiri Wanner from @VSCHT & Prof Mark van Loosdrecht from @tudelft .
4
5
37
23
6
115
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
Interested to come to work at TU Delft? and interested in #microbiological aspects of environmental biotechnology? Send me an email because we are looking for an enthousiastic tenure track candidate
4
80
107
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
@MarionKoopmans @_knaw @SigridKaag @devsnu @Het_OM Twitter should give the option to standard block all non verified anonymous accounts.....
11
13
102
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
After reading the opening sentence of this textbook, would you go on as student in this topic?
Tweet media one
10
8
103
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
Today I had the honour to be officially introduced as new member of the Chinese Academy of Engineering @tudelft @TNWTUDelft @NLinChina
Tweet media one
12
3
101
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Our book on Biological Wastewater Treatment now has a complement: Examples and Excercises eBook is open access available Hardcover can be ordered at:
Tweet media one
3
23
97
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
@hugodejonge @MarionKoopmans @rivm @DiederikJekel Als alles openbaar is, waarom stemden VVD, CDA, VVD dan tegen het openbaar maken van alle RIVM corona gerelateerde modellen in februari?
7
28
90
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
Metaproteomics, metagenomics and 16S rRNA sequencing give different view on microbal communities. Methods should not be applied without an independent verification of results. @tudelft @TNWTUDelft @SIAMmicrobes @WaterRes_J
0
23
80
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
TU Delft Dept. of Biotechnology has a vacancy for an ast. prof. in Environmental Microbiology. Interested in becoming our new colleague and develop leading edge research and teaching in field of microbiology of engineered ecosystems? Make sure to apply!
Tweet media one
1
50
82
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
@MarionKoopmans Best wel: Als je de markt beperkt gaan de prijzen omhoog, wordt het voedsel minder beschikbaar voor het volk en maken bedrijven meer winst.
3
2
74
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Coronavrij kamperen
Tweet media one
6
0
76
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
The exercise book of our Biological Wastewater Textbook is now available #OpenAccess @IWAPublishing
Tweet media one
0
18
73
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
Tweet media one
1
12
72
@MarkvLoosdrecht
Mark van Loosdrecht 
14 days
Two major Elsevier Environmental science journals have been put on hold by Clarivate. @STOTEN_journal @Cheme1972
Tweet media one
Tweet media two
5
24
76
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Interested in Microbial Ecology of wastewater treatment processes? @PerHNielsen and we are looking for a #Postdoc who is interested to further develop this field, bridging research between our laboratories in @TUDelft and @aalborguni Send a DM or contact @PerHNielsen at #isme18
2
57
69
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
Two persons finalising their PhD project this week
Tweet media one
3
3
65
@MarkvLoosdrecht
Mark van Loosdrecht 
6 years
335 years ago microbes, the workers in many water treatment processes, were described for first time in the Delft channels #WorldWaterCongress
@royalsociety
The Royal Society
6 years
Today in 1683, Antonie van Leeuwenhoek writes a letter to the Royal Society describing "animalcules": the first known description of bacteria ? #Onthisday
Tweet media one
Tweet media two
7
343
494
0
23
64
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
End of the day
Tweet media one
6
0
63
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Last night in the 'wild'
Tweet media one
7
1
62
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Alweer een coronagolf gepasseerd. Als er naar de mondkapjesvraag van #op1 redacteuren was geluisterd dan was er nu gesproken van een preventieparadox.
Tweet media one
@CafeKockelmann
Café Kockelmann
2 years
We inmiddels zitten in corona alarmniveau 2. @ministerVWS Ernst Kuipers: “Dat is een signaal naar iedereen dat het aantal besmettelijke personen is toegenomen. Ik adviseer om voorzichtig aan te doen. Wij willen zo veel mogelijk wegblijven bij de maatregelen.” #Op1
24
3
5
2
8
61
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
@MarionKoopmans De wijzen zitten nog steeds in het oosten
9
1
60
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Preparing for @watermining kick-off keynote lecture #TUDelft
Tweet media one
Tweet media two
2
2
57
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
Free drink offered @tudelft As a wastewater professional I would have preferred some form of labelling
Tweet media one
5
0
58
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
@MarionKoopmans Wetgeving met minimale meerderheid er door duwen is niet echt verbindend....
3
1
54
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
@ministerVWS @MarionKoopmans Dit besluit geeft weer dat emotie belangrijker is dan wetenschap in het coronabeleid
2
2
55
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
25 years after the first anammox paper some light is shed on the house of anammox by Marissa Boleij, who will defend her thesis soon @tudelft . Another @SIAMmicrobes production
Tweet media one
0
12
55
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
1
1
56
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Life returning to the lab @tudelft
Tweet media one
4
2
55
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Visiting Jeddah #Nereda wastewater plant. Nice to see a lab table idea applied treating the wastewater from 2.2 million inhabitants. @TNWTUDelft @Nereda_RHDHV
Tweet media one
Tweet media two
Tweet media three
Tweet media four
5
5
52
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
Never think you invent something new. Electric cars in 1884.
Tweet media one
1
13
52
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Congratulations to prof. Willy Verstraete for his honorary doctorate @WUR
Tweet media one
Tweet media two
Tweet media three
1
8
52
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Dus nadat virologen maanden hebben beweerd dat Maurice de Hond fout zit met zijn focus op ventilatie is er nu ineens een plan om een miljard euro in ventalitie van scholen te steken. #nieuwsuur
4
17
49
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Wastewater monitoring by #rivm now integral part of the national Coronavirus dashboard
Tweet media one
4
12
43
@MarkvLoosdrecht
Mark van Loosdrecht 
9 months
@MarionKoopmans @MittemeijerOote Niet alleen dringende adviezen maar ook maatregelen en respons van de overheid die dicht tegen dwang aanzitten. Vergelijk alleen al de opstelling van de overheid t.o.v. coronademonstratie tegenover XR rebellion demonstraties
2
1
49
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Tweet media one
2
3
50
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Mass balances - seems easy - but still a bottleneck in training of engineers. Nice to see a dedicated textbook!
@biogroup_usc
Biogroup
4 years
Mass Balances for Chemical Engineers, the latest contribution of @feijoo_costa #MaiteMoreira and @juanmlema to Chemical Engineering. An essential textbook that summarizes the fundamentals of mass balance so relevant for chemical engineers. Great job!!
Tweet media one
0
12
26
0
6
50
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
@MarionKoopmans Standaard antwoord van elk autoritair regime op elk probleem in de samenleving. Daarnaast als je meent dat toekennen van vergaande bevoegdheden aan de overheid goed is zou dat breed gedragen moeten worden en een week uitstel geen issue zijn.
0
0
49
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
A new PhD thesis. An excellent example of Industrial based PhD research. Good role model for future academic-industrial interactions. @tudelft @RHDHV
Tweet media one
1
4
49
@MarkvLoosdrecht
Mark van Loosdrecht 
11 months
@derksauer "zege (PVV) deze week versnelt de ineenstorting van de naoorlogse politieke orde" Nadat CDA zichzelf via het niet omgaan met Omtzigt heeft laten instorten doet de VVD dat nu voor zichzelf. De PVV is niet de oorzaak, maar het gevolg van die ineenstorting.
1
4
48
@MarkvLoosdrecht
Mark van Loosdrecht 
6 years
How Sewage Can Be Turned Into Profitable Energy - Actually title should have better been: How Sewage can be turned into profitable Materials; there will be no economic profit form energy production #tudelft #globalcitizen
2
24
49
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
You never know what you get when having lunch with wastewater engineers....
Tweet media one
3
4
47
@MarkvLoosdrecht
Mark van Loosdrecht 
2 months
An international perspective on Pathways to advanced resource recovery from sewage
Tweet media one
1
18
48
@MarkvLoosdrecht
Mark van Loosdrecht 
7 years
Online Courses on Experimental Methods in Wastewater Treatment (open access video materials complementing the book - )
1
42
45
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
@WvSchaik @MicrobiomDigest @rivm Nursing homes are led by very well paid directors who are supposedly appointed to lead the home. Instead they follow protocols. Only a few decided to operate on their own evaluation.
1
5
44
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
@MarionKoopmans Wat doe je zelf is een verwijtende opmerking naar de burger. Zou het niet beter zijn te zeggen: We willen dat scholen open blijven en accepteren daarmee dat het virus zich ruim verspreid ipv schuld bij burger/horeca te leggen?
5
3
45
@MarkvLoosdrecht
Mark van Loosdrecht 
9 months
@op1npo @juliawouters @juliawouters vergeet dat een groot deel van PVV electoraat tot het oude PvdA electoraat behoorden.
7
0
42
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
It would be good if scientists first read the old literature and spend time on new experiments
@tomgillpredicts
Tom Gill
4 years
This was dug up by Hiram Jackson (H/T Hiram) from the archives of the Agricola, the UC Davis student newspaper, as part of their influenza pandemic coverage (12/13/1918 edition). Even then it was clear that six feet was not a magic social distance! @CorsIAQ @kprather88 @ucdavis
Tweet media one
10
252
523
6
6
45
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Hydroxylamine and the nitrogen cycle, still a lot to be done. By @AinaSolerJofra et al. @TNWTUDelft and @UABBarcelona @WaterRes_J
Tweet media one
1
11
42
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Wastewater surveillance of SARS-CoV-2 for population-based health management
0
15
44
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
The future of #wastewater treatment, retired #clarifiers 😀 #granularsludge
Tweet media one
3
7
43
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
I am speaking at IWA Biofilms 2020 Virtual Conference: Emerging Trends and Developments. Please checkout the details of my talk at:
0
2
43
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
All the Dutch corona statistics nicely on one website
1
21
42
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
#op1 vindt nu dat griep gelijk is aan corona.... Dit nadat personen die corona een griep noemden de afgelopen jaren als wappie etc. werden weggezet
3
6
41
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Resource recovery from water: From concept to standard practice Read the special issue in @WaterRes_J
0
18
41
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
The evidence is in. Lockdowns kill people – and the more you lock down, the more you kill
6
14
38
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Discovery of a new genus of anaerobic ammonium oxidizing bacteria. Nice to see this #anammox bacterium is oxygen tolerant.
6
13
42
@MarkvLoosdrecht
Mark van Loosdrecht 
7 years
The 2018 Stockholm Water Prize laureates, Bruce Rittmann and Mark van Loosdrecht, show us how we can use microorganisms to take the “waste” out of “wastewater”. We asked them about their work and upcoming inventions. Read their interview on page 10-12.
3
21
42
@MarkvLoosdrecht
Mark van Loosdrecht 
6 years
Brexit by Escher
Tweet media one
0
10
40
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Tweet media one
1
10
41
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Always nice to get positive surprise emails at year's end :-)
Tweet media one
7
0
39
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
The Dutch government has just published the most recent figures for standard flu. During the latest “flu season” , just in the Netherlands, about 400,000 people were sick, and 2900 people died of flu. Thus far, 18 people have COVID-19 in this country. All are recovering.
5
20
39
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Kicking off the #ReTHINK project by @PerHNielsen collaboration between @tudelft @aalborg_uni @AarhusUni supported by @novonordiskfond
Tweet media one
2
11
38
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
When you get a project with 50 partners granted: #mailboxoverload #congratulations
5
0
38
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
Congratulations to @WeissbrodtLab !!! Well deserved @TNWTUDelft
@mewe_iwa
MEWE IWA
5 years
. @mewe_iwa is proud to announce the winner of the 2019 Ardern Lockett Award is Prof. Raskin ( @LutRaskin ) & The winner of the 2019 IWA MEWE Early Career Researcher Awardee is Dr. Weissbrodt (. @WeissbrodtLab ). Many congratulations to both on this richly deserved honor. #mewe2019
Tweet media one
12
16
88
6
3
39
@MarkvLoosdrecht
Mark van Loosdrecht 
5 months
Tweet media one
0
14
39
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
Tweet media one
3
1
38
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
It's a lonely planet nowadays
Tweet media one
1
0
38
@MarkvLoosdrecht
Mark van Loosdrecht 
6 years
@BjornLomborg @daphartmann Because the gathering is more like a religious meeting, which brings the feel good to participants so they can go on with what they are doing but got the blessings.
4
5
32
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
#op1 Als je zegt dat landbouw elders moet, terwijl daar productiviteit veel lager is, veroorzaak je elders dus een oneveredig veel grotere afname in natuur. Dit is een eigen stoepje schoonvegen mentaliteit.
2
5
39
@MarkvLoosdrecht
Mark van Loosdrecht 
6 years
Waste-to-Resources #microplastic free cosmetics, based on a residue from drinking water treatment. @AquaMineralsNL
Tweet media one
1
14
37
@MarkvLoosdrecht
Mark van Loosdrecht 
5 years
On the discovery of #anammox by Gijs Kuenen @TUDelft
0
18
37
@MarkvLoosdrecht
Mark van Loosdrecht 
4 months
The new #Biotechnology Education facilities at our department have been inaugurated, making sure the next generation of biotechnology engineers get well trained @TNWTUDelft #MSc -Life Science and Technology
Tweet media one
1
1
37
@MarkvLoosdrecht
Mark van Loosdrecht 
7 years
Professor Mark van Loosdrecht awarded the 2018 Stockholm Water Prize | IHE Delft Institute for Water Education
11
7
37
@MarkvLoosdrecht
Mark van Loosdrecht 
2 years
Book launch of the exercises book from our biological wastewater treatment book. Led in a great way by @EvelineVolcke and @cmlopezvazquez @IWAPublishing
Tweet media one
1
5
38
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
New study shows sewage monitoring as predictive tool for COVID19 - early and sensitive detection possible - poses the question if we should measure the liquid phase or the primary solids phase - detection is still not equal to infectious virus detection
0
12
36
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
The book "Experimental Methods in Wastewater Treatment" is now also available for free (as pdf) in Russian, and was already available in English, Hindi, Croatian, Spanish, Marathi, - great work by @cmlopezvazquez and team
1
14
37
@MarkvLoosdrecht
Mark van Loosdrecht 
1 year
Tweet media one
0
19
37
@MarkvLoosdrecht
Mark van Loosdrecht 
3 years
Harvest time
Tweet media one
1
3
37
@MarkvLoosdrecht
Mark van Loosdrecht 
11 months
#Postdoc position available in our group with Yuemei Lin #TUDelft Researchers interested in understanding the composition of extracellular polysaccharides in microbial communities are invited to send their applications. #Glycomics
0
20
36
@MarkvLoosdrecht
Mark van Loosdrecht 
4 years
Nation wide sewage testing, featuring #Nereda as well :-)
@CGTNEurope
CGTN Europe
4 years
Netherlands leads the way with nationwide COVID-19 sewage testing
2
9
20
1
8
37