<p>Preface<br>Sergey Shabala<br>1. Stomatal regulation and adaptation to salinity in glycophytes and halophytes<br>Guang Chen, Hanna Amoanimaa-Dede, Fanrong Zeng, Fenglin Deng, Shengchun Xu and Zhong-Hua Chen<br>2. Water use efficiency in mangroves: Conservation of water use efficiency determined by stomatal behavior across leaves, plants, and forests<br>Jie Liang, Graham D. Farquhar and Marilyn C. Ball<br>3. Salty or sweet? Guard cell signaling and osmotic control under saline conditions<br>Yotam Zait and Sarah M. Assmann<br>4. Modulation of abscisic acid signaling for stomatal operation under salt stress conditions<br>Jong-Joo Cheong<br>5. Impact of nutritional imbalance on guard cell metabolism and stomata regulation under saline hyperosmotic conditions<br>Christian Zörb, Bastian L. Franzisky, Patrick P. Lehr, Robin Kosch, Michael Altenbuchinger and Christoph-Martin Geilfus<br>6. Stomata under salt stress: What can mechanistic modeling tell us?<br>Nguyen B. A. Thu, Anna Amtmann, Michael R. Blatt and Thanh-Hao Nguyen<br>7. Signaling molecules and transcriptional reprogramming for stomata operation under salt stress<br>Jahanzeb Jafar, Heba Hassan, Sergey Shabala and Bo Ouyang <br>8. Root-borne signals and their control of guard cell operation under saline conditions: The role of root signals in stomata regulation<br>Mengliang Niu, Zhilong Bie and Yuan Huang<br>9. Salinity and night-time transpiration under current climate scenarios<br>Wieland Fricke<br>10. Application of omics technologies in single-type guard cell studies for understanding the mechanistic basis of plant adaptation to saline conditions<br>Fatemeh Rasouli, Ali Kiani-Pouya, Yuan Wang, Ali Movahedi, Min Yu, Ayesha Tahir and Sergey Shabala</p>